Comparison between:
- Mlais M52 Red Note
- Apple iPhone 7
- Samsung Galaxy S10+ SD855
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Mlais M52 Red Note | Apple iPhone 7 | Samsung Galaxy S10+ SD855 | |
 |  |  | |
| Model alias | - | A1660 A1778 A1779 A1780 | Galaxy S10 Plus SD855 Galaxy S10Plus SD855 SM-G975N G975N SM-G975U G975U |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 78 mm 7.8 cm 0.256 ft 3.071 in | 67.1 mm 6.71 cm 0.22 ft 2.642 in | 74.1 mm 7.41 cm 0.243 ft 2.917 in |
| Height | 152 mm 15.2 cm 0.499 ft 5.984 in | 138.3 mm 13.83 cm 0.454 ft 5.445 in | 157.6 mm 15.76 cm 0.517 ft 6.205 in |
| Thickness | 8.2 mm 0.82 cm 0.027 ft 0.323 in | 7.1 mm 0.71 cm 0.023 ft 0.28 in | 7.8 mm 0.78 cm 0.026 ft 0.307 in |
| Weight | 158 g 0.35 lbs 5.57 oz | 138 g 0.3 lbs 4.87 oz | 175 g 0.39 lbs 6.17 oz |
| Volume | 97.22 cm³ 5.9 in³ | 65.89 cm³ 4 in³ | 91.09 cm³ 5.53 in³ |
| Colors | White Blue Black Red | Black Silver Rose-gold Gold Red | Black White Green Blue Pink |
| Body materials | Plastic | Aluminium alloy | Glass Aluminium alloy Ceramic |
| Certification | - | IP67 | IP68 |
SIM card
The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services.
| SIM card type | Micro-SIM | Nano-SIM | Nano-SIM |
| Number of SIM cards | 2 | 1 | 1 |
| Features | Dual SIM stand-by (Both cards are active. When one is busy, the other is not active) | - | Dual SIM optional (A variant of the model with two SIM card slots is available) |
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 GSM 900 MHz GSM 1800 MHz GSM 1900 MHz |
| CDMA | - | CDMA 800 MHz (A1660) CDMA 1700/2100 MHz (A1660) CDMA 1900 MHz (A1660) | - |
| CDMA2000 | - | 1xEV-DO Rev. A (A1661) | - |
| W-CDMA | W-CDMA 850 MHz W-CDMA 900 MHz W-CDMA 1900 MHz W-CDMA 2100 MHz | - | - |
| TD-SCDMA | - | TD-SCDMA 1900 MHz (A1660) TD-SCDMA 2000 MHz (A1660) | - |
| 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 800 MHz LTE 1800 MHz LTE 2100 MHz LTE 2600 MHz | 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 AWS (B4) 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 800 MHz SMR (B27) LTE 700 MHz APT (B28) LTE 700 MHz de (B29) LTE 2300 MHz (B30) | 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) |
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 4 | UMTS EDGE GPRS HSPA+ LTE Cat 9 EV-DO Rev. A TD-SCDMA TD-HSDPA | UMTS EDGE GPRS HSPA+ LTE Cat 20 |
Operating system
Operating system is the system software, which manages and controls the functioning of the hardware components of the device.
| Operating system (OS) | Android 4.4.4 KitKat Android 5.0 Lollipop | iOS 10 iOS 11.4 | Android 9.0 Pie |
| User interface (UI) | - | - | One 1.1 |
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 | MediaTek MT6752 | Apple A10 Fusion APL1W24 | Qualcomm Snapdragon 855 (SM8150) |
| Process technology | 28 nm | 16 nm | 7 nm |
| CPU | 8x 1.7 GHz ARM Cortex-A53 | - | 1x 2.84 GHz ARM Cortex-A77, 3x 2.42 GHz ARM Cortex-A77, 4x 1.8 GHz ARM Cortex-A55 (Kryo 485) |
| CPU bits | 64 bit | 64 bit | 64 bit |
| Instruction set | ARMv8-A | ARMv8-A | ARMv8.2-A |
| Level 1 cache memory (L1) | 32 KB + 32 KB | 64 KB + 64 KB | - |
| Level 2 cache memory (L2) | 512 KB 0.5 MB | 3072 KB 3 MB | 1792 KB 1.75 MB |
| Level 3 cache memory (L3) | - | 4096 KB 4 MB | 2048 KB 2 MB |
| CPU cores | 8 | 4 | 8 |
| CPU frequency | 1700 MHz | 2370 MHz | 2840 MHz |
| GPU | ARM Mali-T760 MP2 | PowerVR | Qualcomm Adreno 640 |
| GPU cores | 2 | 6 | - |
| GPU frequency | 700 MHz | - | 585 MHz |
| RAM capacity | 2 GB | 2 GB | 8 GB 12 GB |
| RAM type | LPDDR3 | LPDDR4 | LPDDR4X |
| RAM channels | Single channel | - | Quad channel |
| RAM frequency | 800 MHz | - | 2133 MHz |
| - | M10 motion coprocessor | Vapor chamber cooling system |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 16 GB | 32 GB 128 GB 256 GB | 128 GB 512 GB 1024 GB |
| - | - | UFS 2.1 |
Memory cards
Memory cards are used in mobile devices for expanding their external storage capacity.
| Types | microSD microSDHC microSDXC | - | 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 | IPS | IPS | Dynamic AMOLED |
| Diagonal size | 5.5 in 139.7 mm 13.97 cm | 4.7 in 119.38 mm 11.94 cm | 6.4 in 162.56 mm 16.26 cm |
| Width | 2.7 in 68.49 mm 6.85 cm | 2.3 in 58.51 mm 5.85 cm | 2.74 in 69.59 mm 6.96 cm |
| Height | 4.79 in 121.76 mm 12.18 cm | 4.1 in 104.06 mm 10.41 cm | 5.78 in 146.91 mm 14.69 cm |
| Aspect ratio | 1.778:1 16:9 | 1.779:1 | 2.111:1 |
| Resolution | 720 x 1280 pixels | 750 x 1334 pixels | 1440 x 3040 pixels |
| Pixel density | 267 ppi 104 ppcm | 326 ppi 128 ppcm | 526 ppi 206 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 70.56 % | 65.82 % | 87.83 % |
| Other features | Capacitive Multi-touch | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch Scratch resistant |
| OGS (One Glass Solution) Full Lamination Technology | Ion-strengthtened glass Retina HD display Force Touch 1400:1 contrast ratio 625 cd/m² Oleophobic (lipophobic) coating LED-backlit | Corning Gorilla Glass 6 Dual Edge display Always-On Display 380 cd/m² Peak brightness - 1200 cd/m² VR headset support HDR10+ |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer | Proximity Light Accelerometer Compass Gyroscope Barometer Fingerprint | Proximity Light Accelerometer Compass Gyroscope Barometer Fingerprint Hall Heart rate |
| - | - | In-display ultrasonic fingerprint sensor |
Main rear camera
The main camera of the mobile device is usually placed on its back and can be combined with one or more additional cameras.
| Sensor model | - | Sony Exmor RS | - |
| Sensor type | CMOS | CMOS | CMOS |
| Sensor format | - | - | 1/2.55" |
| Pixel size | - | - | 1.4 µm 0.001400 mm |
| ISO | - | - | 50 - 800 |
| Aperture | f/2 | f/1.8 | f/1.5 - 2.4 |
| Focal length and 35 mm equivalent | - | 3.99 mm | 4.32 mm 26 mm *(35 mm / full frame) |
| Field of view | - | - | 77 ° |
| Number of lenses | - | 6 | - |
| Flash type | LED | Quad LED | Dual LED |
| Image resolution | 4160 x 3120 pixels 12.98 MP | 4032 x 3024 pixels 12.19 MP | 4032 x 3024 pixels 12.19 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 3840 x 2160 pixels 8.29 MP | 3840 x 2160 pixels 8.29 MP |
| Video FPS | 30 fps | 30 fps | 60 fps |
| Features | Autofocus Continuous shooting Digital zoom Digital image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode | 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 Phase detection autofocus (PDAF) |
| - | Sapphire crystal glass lens cover 1080p @ 60 fps 720p @ 240 fps | Phase detection with Dual Pixel Object tracking AF Dual OIS High CRI LED flash 1080p @ 240 fps 720p @ 960 fps HDR10+ video recording |
Ultra-wide camera
Specifications of the ultra-wide camera of the device. This type of camera captures a wider field of view compared to the main camera.
| Pixel size | - | - | 1 µm 0.001000 mm |
| Aperture | - | - | f/2.2 |
| Focal length equivalent (35 mm) | - | - | 13 mm *(35 mm / full frame) |
| Field of view | - | - | 123 ° |
| Image resolution | - | - | 16 MP |
| - | - | Dual OIS |
Telephoto camera
Specifications of the telephoto camera. These cameras are used to capture distant objects by using optical zoom to make them look closer without losing resolution and detail.
| Pixel size | - | - | 1 µm 0.001000 mm |
| Aperture | - | - | f/2.4 |
| Focal length equivalent (35 mm) | - | - | 52 mm *(35 mm / full frame) |
| Field of view | - | - | 45 ° |
| Image resolution | - | - | 12 MP |
| Features | - | - | Phase detection autofocus (PDAF) |
| - | - | Dual OIS |
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 type | - | CMOS BSI | CMOS |
| Pixel size | - | - | 1.22 µm 0.001220 mm |
| Aperture | - | f/2.2 | f/1.9 |
| Focal length and 35 mm equivalent | - | 2.87 mm | 3.26 mm 25 mm *(35 mm / full frame) |
| Field of view | - | - | 80 ° |
| Image resolution | 3264 x 2448 pixels 7.99 MP | 3088 x 2320 pixels 7.16 MP | 3648 x 2736 pixels 9.98 MP |
| Video resolution | - | 1920 x 1080 pixels 2.07 MP | 3840 x 2160 pixels 8.29 MP |
| Video FPS | - | 30 fps | 30 fps |
| Features | - | - | Phase detection autofocus (PDAF) |
| - | - | Phase detection with Dual Pixel Auto HDR Pixel size - 1.12 μm (#2) Aperture szie - f/2.2 (#2) Angle of view - 90° (#2) Secondary front camera - 8 MP |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece | Loudspeaker Earpiece Stereo speakers | Loudspeaker Earpiece Stereo speakers |
| - | Cirrus Logic 338S00105 Cirrus Logic 338S00220 HAC (M3/T4) - Hearing Aid Comaptibility | 384 kHz / 32-bit AKG audio Dolby Atmos HAC (M4/T3) - Hearing Aid Compatibility |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | Yes | No | Yes |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GPS A-GPS GLONASS | GPS A-GPS GLONASS Wi-Fi Cell ID Galileo QZSS | GPS A-GPS GLONASS BeiDou Galileo |
Wi-Fi
Wi-Fi is a technology that provides wireless data connections between various devices within a short range.
| Wi-Fi | 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Dual band Wi-Fi Hotspot | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Dual band Wi-Fi Hotspot | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Dual band Wi-Fi Hotspot Wi-Fi Direct |
| - | MiMO | VHT80 MU-MiMO 1024-QAM |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 4.0 | 4.2 | 5.0 |
| Features | A2DP | A2DP LE | A2DP AVRCP DIP HFP HID HSP LE MAP OPP PAN PBAP |
USB
The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.
| Connector type | Micro USB | - | USB Type-C |
| Version | 2.0 | - | 3.1 |
| Features | Charging Mass storage On-The-Go | Charging Mass storage Proprietary | Charging Mass storage On-The-Go |
| - | Lightning connector | - |
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 | Yes | No | Yes |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Tethering | Computer sync OTA sync Tethering NFC VoLTE | Computer sync OTA sync Tethering NFC ANT+ |
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 |
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 AMR eAAC+ MIDI MP3 WMA WAV | AAC AAC+ AMR AMR-WB eAAC+ FLAC MIDI MP3 OGG WMA WAV AIFF | AAC AAC+ AMR AMR-WB aptX eAAC+ FLAC M4A MIDI MP3 OGG WMA WAV XMF LDAC |
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 MP4 | 3GPP AVI H.263 H.264 QuickTime MPEG-4 | 3GPP 3GPP2 AVI DivX Flash Video H.263 H.264 MKV MP4 WebM WMV Xvid ASF |
Battery
The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.
| Capacity | 3200 mAh | 1960 mAh | 4100 mAh |
| Type | Li-Polymer | Li-Ion | Li-Ion |
| 2G talk time | - | 12 h 720 min 0.5 days | - |
| 2G stand-by time | - | 240 h 14400 min 10 days | - |
| 3G talk time | - | 12 h 720 min 0.5 days | - |
| 3G stand-by time | - | 240 h 14400 min 10 days | - |
| Charger output power | - | - | 5 V / 2 A 9 V / 1.67 A |
| Quick charge technology | - | - | Qualcomm Quick Charge 2.0 |
| Features | Fast charging Removable | Non-removable | Wireless charging Fast charging Non-removable |
| - | - | Qi/PMA wireless charging - 15 W |
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) | - | 1.37 W/kg | - |
| Body SAR (EU) | - | 1.39 W/kg | - |
| Head SAR (USA) | - | 1.19 W/kg | 1.11 W/kg |
| Body SAR (USA) | - | 1.2 W/kg | 1.04 W/kg |
Additional features
Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.
| Additional features | - | A1660 - SAR (Specific Absorption Rate) EU: head - 1.370 W/kg; body - 1.390 W/kg A1660 - SAR (Specific Absorption Rate) US: head - 1.190 W/kg; body - 1.200 W/kg A1778 - SAR (Specific Absorption Rate) EU: head - 1.380 W/kg; body - 1.340 W/kg A1778 - SAR (Specific Absorption Rate) US: head - 1.190 W/kg; body - 1.190 W/kg A1779 - SAR (Specific Absorption Rate) EU: head - 1.320 W/kg; body - 1.380 W/kg A1779 - SAR (Specific Absorption Rate) US: head - 1.200 W/kg; body - 1.190 W/kg A1780 - SAR (Specific Absorption Rate) EU: head - 1.370 W/kg; body - 1.390 W/kg A1780 - SAR (Specific Absorption Rate) US: head - 1.190 W/kg; body - 1.200 W/kg | DisplayPort via USB Type-C Samsung DeX Wireless reverse charging - 9 W Weight - 198 g (Ceramic) |
| Mlais M52 Red Note | Apple iPhone 7 | Samsung Galaxy S10+ SD855 |