Comparison between:
- Apple iPhone XS
- Xiaomi Redmi 4X
- Apple iPhone SE (2020)
- Apple iPhone XR
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Apple iPhone XS | Xiaomi Redmi 4X | Apple iPhone SE (2020) | Apple iPhone XR | |
 Prices |  Prices |  Prices |  Prices | |
| Model alias | A2097 A2100 | Hongmi 4X Red Rice 4X | - | A2105 A2108 |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 70.9 mm 7.09 cm 0.233 ft 2.791 in | 69.96 mm 6.996 cm 0.23 ft 2.754 in | 67.3 mm 6.73 cm 0.221 ft 2.65 in | 75.7 mm 7.57 cm 0.248 ft 2.98 in |
| Height | 143.6 mm 14.36 cm 0.471 ft 5.654 in | 139.24 mm 13.924 cm 0.457 ft 5.482 in | 138.4 mm 13.84 cm 0.454 ft 5.449 in | 150.9 mm 15.09 cm 0.495 ft 5.941 in |
| Thickness | 7.7 mm 0.77 cm 0.025 ft 0.303 in | 8.65 mm 0.865 cm 0.028 ft 0.341 in | 7.3 mm 0.73 cm 0.024 ft 0.287 in | 8.3 mm 0.83 cm 0.027 ft 0.327 in |
| Weight | 177 g 0.39 lbs 6.24 oz | 150 g 0.33 lbs 5.29 oz | 148 g 0.33 lbs 5.22 oz | 194 g 0.43 lbs 6.84 oz |
| Volume | 78.4 cm³ 4.76 in³ | 84.26 cm³ 5.12 in³ | 67.99 cm³ 4.13 in³ | 94.81 cm³ 5.76 in³ |
| Colors | Silver Gray Gold | Black Pink Champagne | White Black Gray | Black Red Yellow Blue White Coral |
| Body materials | Stainless steel Glass | Metal | Aluminium alloy Glass | Glass Aluminium alloy |
| Certification | IP68 | - | IP67 | IP67 |
SIM card
The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services.
| SIM card type | Nano-SIM | Micro-SIM Nano-SIM / microSD | Nano-SIM | Nano-SIM |
| Number of SIM cards | 1 | 2 | 1 | 1 |
| Embedded SIM (eSIM) support Dual nano-SIM - market dependent | - | - | Embedded SIM (eSIM) support |
Networks
A mobile (cellular) network is a radio system, which allows a large number of mobile devices to communicate with each other.
| GSM | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz | GSM 850 MHz (B5) GSM 900 MHz (B8) GSM 1800 MHz (B3) GSM 1900 MHz (B2) | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz |
| CDMA | CDMA 800 MHz CDMA 1700/2100 MHz CDMA 1900 MHz | CDMA 800 MHz | CDMA 800 MHz (BC0) CDMA 1700/2100 MHz (BC15) CDMA 1900 MHz (BC1) | CDMA 800 MHz CDMA 1700/2100 MHz CDMA 1900 MHz |
| CDMA2000 | 1xEV-DO Rev. A | - | 1xEV-DO Rev. A | 1xEV-DO Rev. A |
| W-CDMA | - | W-CDMA 850 MHz W-CDMA 900 MHz W-CDMA 1900 MHz W-CDMA 2100 MHz | - | - |
| TD-SCDMA | TD-SCDMA 1900 MHz TD-SCDMA 2000 MHz | TD-SCDMA 1880-1920 MHz TD-SCDMA 2010-2025 MHz | TD-SCDMA 1900 MHz TD-SCDMA 2000 MHz | TD-SCDMA 1900 MHz TD-SCDMA 2000 MHz |
| UMTS | UMTS 850 MHz UMTS 900 MHz UMTS 1700/2100 MHz UMTS 1900 MHz UMTS 2100 MHz | - | - | UMTS 850 MHz UMTS 900 MHz UMTS 1700/2100 MHz UMTS 1900 MHz UMTS 2100 MHz |
| LTE | LTE-TDD 1900 MHz (B39) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) LTE 700 MHz Class 13 LTE 700 MHz Class 17 LTE 800 MHz LTE 850 MHz LTE 900 MHz LTE 1700/2100 MHz LTE 1800 MHz LTE 1900 MHz LTE 2100 MHz LTE 2600 MHz LTE 700 MHz (B12) LTE 800 MHz (B18) LTE 800 MHz (B19) LTE 800 MHz (B20) LTE 1900+ MHz (B25) LTE 800 MHz (B26) LTE 700 MHz (B28) LTE 700 MHz de (B29) LTE 2300 MHz (B30) LTE 1700/2100 MHz (B66) LTE 600 MHz (B71) | LTE-TDD 1900 MHz (B39) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) LTE 850 MHz LTE 900 MHz LTE 1800 MHz LTE 2100 MHz LTE 2600 MHz | LTE-FDD 700 MHz (B12) LTE-FDD 700 MHz (B13) LTE-FDD 700 MHz (B14) LTE-FDD 700 MHz (B17) LTE-FDD 700 MHz (B29) LTE-FDD 800 MHz (B20) LTE-FDD 850 MHz (B5) LTE-FDD 850 MHz (B18) LTE-FDD 850 MHz (B19) LTE-FDD 850 MHz (B26) LTE-FDD 900 MHz (B8) LTE-FDD 1700 MHz (B4) LTE-FDD 1700 MHz (B66) LTE-FDD 1800 MHz (B3) LTE-FDD 1900 MHz (B2) LTE-FDD 2100 MHz (B1) LTE-FDD 2600 MHz (B7) LTE-TDD 1900 MHz (B39) LTE-TDD 2000 MHz (B34) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) LTE-TDD 3500 MHz (B42) LTE-TDD 3600 MHz (B48) | LTE-TDD 1900 MHz (B39) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) LTE 700 MHz Class 13 LTE 700 MHz Class 17 LTE 800 MHz LTE 850 MHz LTE 900 MHz LTE 1700/2100 MHz LTE 1800 MHz LTE 1900 MHz LTE 2100 MHz LTE 2600 MHz LTE 700 MHz (B12) LTE 800 MHz (B18) LTE 800 MHz (B19) LTE 800 MHz (B20) LTE 1900+ MHz (B25) LTE 800 MHz (B26) LTE 700 MHz (B28) LTE 700 MHz de (B29) LTE 2300 MHz (B30) LTE 1700/2100 MHz (B66) LTE 600 MHz (B71) |
Mobile network technologies and bandwidth
Communication between devices within mobile networks is realized via various generations of network technologies, which provide different bandwidth.
| Mobile network technologies | UMTS EDGE GPRS HSPA+ LTE Cat 16 LTE-A EV-DO Rev. A TD-SCDMA TD-HSDPA | UMTS EDGE GPRS HSPA+ LTE Cat 4 EV-DO Rev. A TD-SCDMA TD-HSDPA | UMTS EDGE GPRS HSPA+ LTE Cat 16 LTE-A EV-DO Rev. A TD-SCDMA TD-HSDPA | UMTS EDGE GPRS HSPA+ LTE LTE-A EV-DO Rev. A TD-SCDMA TD-HSDPA |
| - | - | 2x2 MIMO LAA4 | - |
Operating system
Operating system is the system software, which manages and controls the functioning of the hardware components of the device.
| Operating system (OS) | iOS 12 | MIUI V8 (Android 6.0.1 Marshmallow) MIUI V8.2 (Android 7.1.1 Nougat) MIUI V10 | iOS 13 | iOS 12 |
System on Chip (SoC)
A system on a chip (SoC) includes into a single chip some of the main hardware components of the mobile device.
| SoC | Apple A12 Bionic APL1W81 | Qualcomm Snapdragon 435 MSM8940 | Apple A13 Bionic APL1W85 | Apple A12 Bionic APL1W81 |
| Process technology | 7 nm | 28 nm | 7 nm | 7 nm |
| CPU | 2x 2.5 GHz Vortex, 4x 1.59 GHz Tempest | 4x 1.4 GHz ARM Cortex-A53, 4x 1.1 GHz ARM Cortex-A53 | - | 2x 2.5 GHz Vortex, 4x 1.59 GHz Tempest |
| CPU bits | 64 bit | 64 bit | 64 bit | 64 bit |
| Instruction set | ARMv8-A | ARMv8 | ARMv8-A | ARMv8-A |
| Level 1 cache memory (L1) | 128 KB + 128 KB | - | - | 128 KB + 128 KB |
| Level 2 cache memory (L2) | 8192 KB 8 MB | - | - | 8192 KB 8 MB |
| CPU cores | 6 | 8 | 6 | 6 |
| CPU frequency | 2500 MHz | 1400 MHz | 2650 MHz | 2500 MHz |
| GPU | - | Qualcomm Adreno 505 | - | - |
| GPU cores | 4 | - | 4 | 4 |
| GPU frequency | 1100 MHz | - | - | 1100 MHz |
| RAM capacity | 4 GB | 2 GB 3 GB | 3 GB | 3 GB |
| RAM type | LPDDR4X | LPDDR3 | LPDDR4 | LPDDR4X |
| RAM channels | Double channel | Single channel | - | Double channel |
| RAM frequency | - | 800 MHz | - | - |
| M12 motion coprocessor Neural engine (8-core design) | - | - | M12 motion coprocessor Neural engine (8-core design) |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 64 GB 256 GB 512 GB | 16 GB 32 GB 64 GB | 64 GB 128 GB 256 GB | 64 GB 128 GB 256 GB |
Memory cards
Memory cards are used in mobile devices for expanding their external storage capacity.
| Types | - | microSD microSDHC microSDXC | - | - |
Display
The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.
| Type/technology | OLED | IPS | IPS | IPS |
| Diagonal size | 5.8 in 147.32 mm 14.73 cm | 5 in 127 mm 12.7 cm | 4.7 in 119.38 mm 11.94 cm | 6.1 in 154.94 mm 15.49 cm |
| Width | 2.43 in 61.77 mm 6.18 cm | 2.45 in 62.26 mm 6.23 cm | 2.3 in 58.51 mm 5.85 cm | 2.56 in 64.99 mm 6.5 cm |
| Height | 5.27 in 133.75 mm 13.37 cm | 4.36 in 110.69 mm 11.07 cm | 4.1 in 104.06 mm 10.41 cm | 5.54 in 140.65 mm 14.07 cm |
| Aspect ratio | 2.165:1 | 1.778:1 16:9 | 1.779:1 | 2.164:1 |
| Resolution | 1125 x 2436 pixels | 720 x 1280 pixels | 750 x 1334 pixels | 828 x 1792 pixels |
| Pixel density | 463 ppi 181 ppcm | 294 ppi 115 ppcm | 326 ppi 128 ppcm | 324 ppi 127 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 81.4 % | 70.98 % | 65.57 % | 80.28 % |
| Other features | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch Scratch resistant |
| Super Retina HD display True Tone display Force Touch 120 Hz touch-sensing 1000000:1 contrast ratio 625 cd/m² Oleophobic (lipophobic) coating Dolby Vision HDR10 Wide Color display (P3) | 2.5D curved glass screen 1000:1 contrast ratio 450 cd/m² 72% NTSC | Ion-strengthtened glass Retina HD display Haptic Touch 1400:1 contrast ratio 625 cd/m² Oleophobic (lipophobic) coating LED-backlit Wide Color display (P3) | Liquid Retina HD display True Tone display Haptic Touch 120 Hz touch-sensing 1400:1 contrast ratio 625 cd/m² Oleophobic (lipophobic) coating Dolby Vision HDR10 Wide Color display (P3) |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer Compass Gyroscope Barometer Infrared face recognition sensor | Proximity Light Accelerometer Gyroscope Fingerprint | Proximity Light Accelerometer Compass Gyroscope Barometer Fingerprint | Proximity Light Accelerometer Compass Gyroscope Barometer Infrared face recognition sensor |
| - | Fingerprint sensor model - Fingerprint Cards FPC1035 | - | - |
Rear camera
The primary camera of the mobile device is usually placed on its back and can be combined with one or more additional cameras.
| Sensor model | - | Samsung S5K3L8 | Sony Exmor RS | - |
| Sensor type | CMOS | ISOCELL | CMOS | CMOS |
| Sensor size | - | 4.69 x 3.52 mm 0.23 in | - | - |
| Sensor format | - | 1/3.1" | 1/3" | - |
| Pixel size | 1.4 µm 0.001400 mm | 1.127 µm 0.001127 mm | 1.22 µm 0.001220 mm | 1.4 µm 0.001400 mm |
| Crop factor | - | 7.38 | - | - |
| Aperture | f/1.8 | f/2 | f/1.8 | f/1.8 |
| Focal length and 35 mm equivalent | 28 mm *(35 mm / full frame) | 3.57 mm 26.34 mm *(35 mm / full frame) | 3.99 mm 28 mm *(35 mm / full frame) | 4.25 mm 26 mm *(35 mm / full frame) |
| Number of lenses | 6 | 5 | 6 | 6 |
| Flash type | - | LED | - | - |
| Image resolution | 4032 x 3024 pixels 12.19 MP | 4160 x 3120 pixels 12.98 MP | 4032 x 3024 pixels 12.19 MP | 4032 x 3024 pixels 12.19 MP |
| Video resolution | 3840 x 2160 pixels 8.29 MP | 1920 x 1080 pixels 2.07 MP | 3840 x 2160 pixels 8.29 MP | 3840 x 2160 pixels 8.29 MP |
| Video FPS | 60 fps | 30 fps | 60 fps | 60 fps |
| Features | Autofocus Continuous shooting Digital zoom Optical image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Macro mode RAW | Autofocus Continuous shooting Digital zoom Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Phase detection autofocus (PDAF) | Autofocus Continuous shooting Digital zoom Optical image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Macro mode RAW | Autofocus Continuous shooting Digital zoom Optical image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Macro mode RAW |
| Flash type - Quad LED Hybrid IR filter Noise reduction Sapphire crystal glass lens cover 1080p @ 240 fps Secondary rear camera - 12 MP (telephoto) Aperture size - f/2.4 (#2) 6-element lens (#2) OIS (#2) | Pixel size - 1.12 µm Sensor type - ISOCELL Fast | Flash type - Quad LED Hybrid IR filter Noise reduction Sapphire crystal glass lens cover 1080p @ 240 fps | Flash type - Quad LED Hybrid IR filter Noise reduction Sapphire crystal glass lens cover 1080p @ 240 fps 1080p @ 240 fps |
Front camera
Modern smartphones have one or more front cameras and their positioning has led to various design concepts – pop-up camera, rotating camera, notch, punch hole, under-display camera, etc.
| Sensor model | - | OmniVision OV5675 | - | - |
| Sensor type | CMOS BSI | PureCel | CMOS BSI | CMOS BSI |
| Sensor size | - | 2.98 x 2.21 mm 0.15 in | - | - |
| Sensor format | - | 1/5" | - | - |
| Pixel size | - | 1.12 µm 0.001120 mm | 1 µm 0.001000 mm | - |
| Crop factor | - | 11.66 | - | - |
| Aperture | f/2.2 | f/2.2 | f/2.2 | f/2.2 |
| Focal length and 35 mm equivalent | 32 mm *(35 mm / full frame) | 2.64 mm 30.79 mm *(35 mm / full frame) | 2.87 mm 32 mm *(35 mm / full frame) | 2.87 mm 32 mm *(35 mm / full frame) |
| Image resolution | 3088 x 2316 pixels 7.15 MP | 2592 x 1944 pixels 5.04 MP | 3088 x 2320 pixels 7.16 MP | 3088 x 2316 pixels 7.15 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 1280 x 720 pixels 0.92 MP | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP |
| Video FPS | 60 fps | 30 fps | 30 fps | 60 fps |
| Features | - | - | HDR Digital image stabilization | - |
| 720p @ 240 fps | - | 720p @ 240 fps | 720p @ 240 fps |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece Stereo speakers | Loudspeaker Earpiece | Loudspeaker Earpiece Stereo speakers | Loudspeaker Earpiece Stereo speakers |
| Dolby Digital Plus HAC (M3/T4) - Hearing Aid Compatibility | - | Dolby Digital Plus HAC (M3/T4) - Hearing Aid Comaptibility | Dolby Digital Plus HAC (M3/T4) - Hearing Aid Compatibility |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | No | Yes | No | No |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GPS A-GPS GLONASS Wi-Fi Cell ID | GPS A-GPS GLONASS BeiDou | GPS A-GPS GLONASS Wi-Fi Cell ID | GPS A-GPS GLONASS Wi-Fi Cell ID |
Wi-Fi
Wi-Fi is a technology that provides wireless data connections between various devices within a short range.
| Wi-Fi | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Dual band Wi-Fi Hotspot | 802.11b 802.11g 802.11n Wi-Fi Hotspot Wi-Fi Direct | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Dual band Wi-Fi Hotspot 802.11ax | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Dual band Wi-Fi Hotspot |
| 2x2 MiMO | - | 2x2 MIMO | 2x2 MiMO |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 5.0 | 4.2 | 5.0 | 5.0 |
| Features | A2DP LE | A2DP HID | A2DP LE | A2DP LE |
USB
The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.
| Connector type | - | Micro USB | - | - |
| Version | 2.0 | 2.0 | 2.0 | 2.0 |
| Features | Charging Mass storage Proprietary | Charging Mass storage | Charging Mass storage Proprietary | Charging Mass storage Proprietary |
Headphone jack
The headphone jack is an audio phone connector, a.k.a. an audio jack. The most widely used one in mobile devices is the 3.5 mm headphone jack.
| Headphone jack | No | Yes | No | No |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Tethering NFC VoLTE | Computer sync OTA sync Infrared Tethering VoLTE | Computer sync OTA sync Tethering NFC VoLTE | Computer sync OTA sync Tethering NFC VoLTE |
Browser
A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web.
| Browser | HTML HTML5 CSS 3 | HTML HTML5 CSS 3 | HTML HTML5 CSS 3 | HTML HTML5 CSS 3 |
Audio file formats/codecs
Mobile devices support various audio file formats and codecs, which respectively store and code/decode digital audio data.
| Audio file formats/codecs | AAC AAC+ AMR AMR-WB eAAC+ FLAC MIDI MP3 OGG WMA WAV AIFF | AAC AC3 AMR eAAC+ FLAC MIDI MP3 OGG WMA WAV | AAC AAC+ AMR AMR-WB eAAC+ FLAC MIDI MP3 OGG WMA WAV AIFF | AAC AAC+ AMR AMR-WB eAAC+ FLAC MIDI MP3 OGG WMA WAV AIFF |
Video file formats/codecs
Mobile devices support various video file formats and codecs, which respectively store and code/decode digital video data.
| Video file formats/codecs | 3GPP AVI H.263 H.264 QuickTime MPEG-4 | 3GPP AVI H.263 H.264 MKV MP4 VC-1 VP8 Xvid | 3GPP AVI H.263 H.264 QuickTime MPEG-4 | 3GPP AVI H.263 H.264 QuickTime MPEG-4 |
Battery
The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.
| Capacity | 2658 mAh | 4100 mAh | 1821 mAh | 2942 mAh |
| Type | Li-Ion | Li-Polymer | Li-Ion | Li-Ion |
| 2G talk time | 20 h 1200 min 0.8 days | 36 h 2160 min 1.5 days | 12 h 720 min 0.5 days | 25 h 1500 min 1 days |
| 2G stand-by time | - | 432 h 25920 min 18 days | - | - |
| 3G talk time | 20 h 1200 min 0.8 days | 18 h 1080 min 0.8 days | 12 h 720 min 0.5 days | 25 h 1500 min 1 days |
| 3G stand-by time | - | 432 h 25920 min 18 days | - | - |
| 4G stand-by time | - | 432 h 25920 min 18 days | - | - |
| Charger output power | - | 5 V / 2 A | 5 V / 1 A | - |
| Quick charge technology | - | - | USB Power Delivery 2.0 | - |
| Features | Wireless charging Fast charging Non-removable | Non-removable | Wireless charging Fast charging Non-removable | Wireless charging Fast charging Non-removable |
| Qi wireless charging | - | Qi wireless charging | Qi wireless charging |
Specific Absorption Rate (SAR)
The SAR rating shows the amount of electromagnetic radiation absorbed by the human body when using a mobile device, expressed in W/kg.
| Head SAR (EU) | 0.99 W/kg | 0.583 W/kg | - | 0.99 W/kg |
| Body SAR (EU) | 0.99 W/kg | 1.5 W/kg | - | 0.99 W/kg |
| Head SAR (USA) | 1.19 W/kg | 0.75 W/kg | - | 1.13 W/kg |
| Body SAR (USA) | 1.18 W/kg | 0.612 W/kg | - | 1.16 W/kg |
| Apple iPhone XS | Xiaomi Redmi 4X | Apple iPhone SE (2020) | Apple iPhone XR |