Comparison between:
- Samsung Galaxy J2 Prime
- Xiaomi Redmi 9A
- Samsung Galaxy A15 4G
- Xiaomi Redmi Note 13 4G
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Samsung Galaxy J2 Prime | Xiaomi Redmi 9A | Samsung Galaxy A15 4G | Xiaomi Redmi Note 13 4G | |
 |  Prices |  Prices |  Prices | |
| Model alias | SM-G532 G532 | M2006C3LG M2006C3LI M2006C3LC M2004C3L | SM-A156E/DSN SM-A156E | - |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 72.1 mm 7.21 cm 0.237 ft 2.839 in | 75.9 mm 7.59 cm 0.249 ft 2.988 in | 76.8 mm 7.68 cm 0.252 ft 3.024 in | 75.55 mm 7.555 cm 0.248 ft 2.974 in |
| Height | 144.8 mm 14.48 cm 0.475 ft 5.701 in | 164.4 mm 16.44 cm 0.539 ft 6.472 in | 160.1 mm 16.01 cm 0.525 ft 6.303 in | 162.24 mm 16.224 cm 0.532 ft 6.387 in |
| Thickness | 8.9 mm 0.89 cm 0.029 ft 0.35 in | 9.1 mm 0.91 cm 0.03 ft 0.358 in | 8.4 mm 0.84 cm 0.028 ft 0.331 in | 7.97 mm 0.797 cm 0.026 ft 0.314 in |
| Weight | 160 g 0.35 lbs 5.64 oz | 196 g 0.43 lbs 6.91 oz | 200 g 0.44 lbs 7.05 oz | 188 g 0.42 lbs 6.65 oz |
| Volume | 92.92 cm³ 5.64 in³ | 113.55 cm³ 6.9 in³ | 103.28 cm³ 6.27 in³ | 97.69 cm³ 5.93 in³ |
| Colors | Black Gold Pink | Granite Gray Peacook Green Sky Blue | Blue Black Light Blue | Black Green Blue |
| Body materials | Plastic | Plastic | Plastic | Plastic Glass |
| Certification | - | - | - | IP54 |
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 Nano-SIM / microSD | Nano-SIM Nano-SIM / microSD |
| Number of SIM cards | 2 | 2 | 2 | 2 |
| Features | Dual SIM stand-by (Both cards are active. When one is busy, the other is not active) | Dual SIM stand-by (Both cards are active. When one is busy, the other is not active) | Dual SIM stand-by (Both cards are active. When one is busy, the other is not active) Single-SIM version available | Dual SIM stand-by (Both cards are active. When one is busy, the other is not active) |
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 (B5) GSM 900 MHz (B8) GSM 1800 MHz (B3) GSM 1900 MHz (B2) | GSM 850 MHz (B5) GSM 900 MHz (B8) GSM 1800 MHz (B3) GSM 1900 MHz (B2) | GSM 850 MHz (B5) GSM 900 MHz (B8) GSM 1800 MHz (B3) |
| CDMA | - | - | - | CDMA 800 MHz (BC0) |
| W-CDMA | - | W-CDMA 850 MHz (B5) W-CDMA 900 MHz (B8) W-CDMA 2100 MHz (B1) | - | W-CDMA 850 MHz (B5) W-CDMA 900 MHz (B8) W-CDMA 2100 MHz (B1) |
| UMTS | UMTS 850 MHz UMTS 900 MHz UMTS 1700/2100 MHz UMTS 1900 MHz UMTS 2100 MHz | - | UMTS 850 MHz (B5) UMTS 900 MHz (B8) UMTS 1700 MHz (B4) UMTS 1900 MHz (B2) UMTS 2100 MHz (B1) | - |
| LTE | LTE 850 MHz LTE 900 MHz LTE 1700/2100 MHz LTE 1800 MHz LTE 1900 MHz LTE 2100 MHz LTE 2600 MHz | LTE-FDD 850 MHz (B5) LTE-FDD 900 MHz (B8) LTE-FDD 1800 MHz (B3) LTE-FDD 2100 MHz (B1) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) | LTE-FDD 700 MHz (B12) LTE-FDD 700 MHz (B17) LTE-FDD 700 MHz (B28) LTE-FDD 800 MHz (B20) LTE-FDD 850 MHz (B5) 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 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) | LTE-FDD 850 MHz (B5) LTE-FDD 900 MHz (B8) LTE-FDD 1800 MHz (B3) LTE-FDD 2100 MHz (B1) 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) |
| 5G NR | - | - | 5G-FDD 700 MHz (n28) 5G-FDD 800 MHz (n20) 5G-FDD 850 MHz (n5) 5G-FDD 900 MHz (n8) 5G-FDD 1800 MHz (n3) 5G-FDD 2100 MHz (n1) 5G-TDD 2300 MHz (n40) 5G-TDD 2500 MHz (n41) 5G-TDD 2600 MHz (n38) 5G-TDD 3500 MHz (n78) 5G-TDD 3700 MHz (n77) | 5G-FDD 700 MHz (n28) 5G-FDD 850 MHz (n5) 5G-FDD 900 MHz (n8) 5G-FDD 2100 MHz (n1) 5G-TDD 2500 MHz (n41) 5G-TDD 3500 MHz (n78) |
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 4 | UMTS EDGE GPRS HSPA+ LTE 5G SA 5G NSA | UMTS EDGE GPRS HSPA+ LTE 5G SA 5G NSA |
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 6.0.1 Marshmallow | MIUI 12 (Android 10) | Android 14 | MIUI 14 (Android 13) HyperOS |
| User interface (UI) | - | - | One UI 6.0 | - |
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 MT6737T | MediaTek Helio G25 (MT6762G) | MediaTek Helio G99 (MT6789) | Qualcomm Snapdragon 685 (SM6225-AD) |
| Process technology | 28 nm | 12 nm | 6 nm | 6 nm |
| CPU | 4x 1.5 GHz ARM Cortex-A53 | 4x 2.0 GHz ARM Cortex-A53, 4x 1.5 GHz ARM Cortex-A53 | 2x 2.2 GHz ARM Cortex-A76, 6x 2.0 GHz ARM Cortex-A55 | 4x 2.8 GHz ARM Cortex-A73, 4x 1.9 GHz ARM Cortex-A53 (Kryo 265) |
| CPU bits | 64 bit | 64 bit | 64 bit | 64 bit |
| Instruction set | ARMv8-A | ARMv8-A | ARMv8.2-A | ARMv8.2-A |
| Level 1 cache memory (L1) | 32 KB + 32 KB | - | - | - |
| Level 2 cache memory (L2) | 512 KB 0.5 MB | - | - | - |
| CPU cores | 4 | 8 | 8 | 8 |
| CPU frequency | 1500 MHz | 2000 MHz | 2200 MHz | 2800 MHz |
| GPU | ARM Mali-T720 MP2 | IMG PowerVR GE8320 | ARM Mali-G57 MC2 | Qualcomm Adreno 610 |
| GPU cores | 2 | - | 2 | - |
| GPU frequency | 600 MHz | 650 MHz | 1000 MHz | 1260 MHz |
| RAM capacity | 1.5 GB | 2 GB | 4 GB 8 GB | 6 GB 8 GB |
| RAM type | LPDDR3 | LPDDR3 | LPDDR4X | LPDDR4X |
| RAM channels | Single channel | Single channel | Double channel | Double channel |
| RAM frequency | 733 MHz | 933 MHz | 2133 MHz | 2133 MHz |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 8 GB | 32 GB | 128 GB 256 GB | 128 GB 256 GB |
| - | eMMC 5.1 | - | UFS 2.2 |
Memory cards
Memory cards are used in mobile devices for expanding their external storage capacity.
| Types | microSD microSDHC microSDXC | miniSD microSDHC microSDXC | 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 | PLS | IPS | Super AMOLED | AMOLED |
| Diagonal size | 5 in 127 mm 12.7 cm | 6.53 in 165.86 mm 16.59 cm | 6.5 in 165.1 mm 16.51 cm | 6.67 in 169.42 mm 16.94 cm |
| Width | 2.45 in 62.26 mm 6.23 cm | 2.68 in 68.06 mm 6.81 cm | 2.72 in 69.19 mm 6.92 cm | 2.74 in 69.52 mm 6.95 cm |
| Height | 4.36 in 110.69 mm 11.07 cm | 5.95 in 151.25 mm 15.13 cm | 5.9 in 149.9 mm 14.99 cm | 6.08 in 154.5 mm 15.45 cm |
| Aspect ratio | 1.778:1 16:9 | 2.222:1 | 2.167:1 | 2.222:1 |
| Resolution | 540 x 960 pixels | 720 x 1600 pixels | 1080 x 2340 pixels | 1080 x 2400 pixels |
| Pixel density | 220 ppi 86 ppcm | 269 ppi 105 ppcm | 396 ppi 155 ppcm | 395 ppi 155 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors | 30 bit 1073741824 colors |
| Display area | 66.23 % | 82.77 % | 84.62 % | 87.91 % |
| Other features | Capacitive Multi-touch | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch | Capacitive Multi-touch |
| - | 2.5D curved glass screen | 2.5D curved glass screen 90 Hz refresh rate 800 cd/m² HBM | 2.5D curved glass screen Corning Gorilla Glass 5 120 Hz refresh rate 240 Hz touch sampling rate 1000 cd/m² global peak brightness 5000000:1 100% DCI-P3 |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer | Proximity Light Accelerometer | Proximity Accelerometer Compass Geomagnetic Fingerprint | Proximity Light Accelerometer Compass Gyroscope Fingerprint |
| - | - | Side-mounted fingerprint sensor | In-display fingerprint sensor |
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 type | CMOS | CMOS | CMOS BSI | CMOS |
| Pixel size | - | 1.12 µm 0.001120 mm | - | - |
| Aperture | f/2.2 | f/1.8 | f/1.8 | f/1.75 |
| Number of lenses | - | - | - | 6 |
| Flash type | LED | LED | LED | Dual LED |
| Image resolution | 3264 x 2448 pixels 7.99 MP | 4160 x 3120 pixels 12.98 MP | 8190 x 6120 pixels 50.12 MP | 108 MP |
| Video resolution | 1280 x 720 pixels 0.92 MP | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP |
| Video FPS | 30 fps | 30 fps | 30 fps | 30 fps |
| Features | Autofocus Continuous shooting Digital zoom Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode | Autofocus Digital zoom Digital image stabilization 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 Digital image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Macro mode Phase detection autofocus (PDAF) | Autofocus Continuous shooting Digital zoom Digital image stabilization Optical image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Macro mode Phase detection autofocus (PDAF) |
| - | - | Secondary rear camera - 5 MP (ultra-wide angle) Pixel size - 1.12 µm (#2) Aperture size - f/2.2 (#2) Angle of view - 120° (#2) Third rear camera - 2 MP (macro) Aperture size - f/2.4 (#3) | Secondary rear camera - 2 MP (depth-sensing) Aperture size - f/2.4 (#2) Third rear camera - 8 MP (ultra-wide) Aperture size - f/2.2 (#3) |
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 |
| Sensor format | - | - | 1/3.1" | - |
| Pixel size | - | - | 1.12 µm 0.001120 mm | - |
| Aperture | f/2.2 | f/2.4 | f/2 | f/2.45 |
| Focal length and 35 mm equivalent | - | 27 mm *(35 mm / full frame) | - | - |
| Auxiliary light | LED | - | - | - |
| Image resolution | 2576 x 1932 pixels 4.98 MP | 1600 x 1200 pixels 1.92 MP | 4160 x 3120 pixels 12.98 MP | 4608 x 3456 pixels 15.93 MP |
| Video resolution | - | 1280 x 720 pixels 0.92 MP | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP |
| Video FPS | - | 30 fps | 30 fps | 30 fps |
| Features | - | Face unlock HDR | Face unlock HDR Face detection | Face unlock |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker | Loudspeaker Earpiece | Loudspeaker Earpiece Stereo speakers | Loudspeaker Earpiece |
| - | - | - | Hi-Res Audio |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | Yes | Yes | - | Yes |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GPS A-GPS GLONASS | GPS A-GPS GLONASS BeiDou Galileo | GPS A-GPS GLONASS BeiDou Galileo | GPS A-GPS GLONASS |
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 Wi-Fi Hotspot Wi-Fi Direct | 802.11b 802.11g 802.11n Wi-Fi Hotspot | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Dual band Wi-Fi Hotspot Wi-Fi Direct Wi-Fi Display | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Dual band Wi-Fi Hotspot Wi-Fi Direct Wi-Fi Display |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 4.2 | 5.0 | 5.3 | 5.2 |
| Features | A2DP AVRCP DIP HFP HID HSP MAP OPP PAN PBAP HOGP | A2DP EDR HID LE | 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 | Micro USB | USB Type-C | USB Type-C |
| Version | 2.0 | 2.0 | 2.0 | 2.0 |
| Features | Charging Mass storage | Charging Mass storage On-The-Go | Charging Mass storage On-The-Go | Charging Mass storage On-The-Go |
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 | Yes | Yes | Yes |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Tethering | Computer sync OTA sync Tethering VoLTE | Computer sync OTA sync Tethering NFC | Computer sync OTA sync Infrared Tethering NFC VoLTE |
| - | - | NFC is market-dependent | - |
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 AMR AMR-WB eAAC+ FLAC M4A MIDI MP3 OGG WMA WAV | AAC AAC+ AMR AMR-WB eAAC+ FLAC MIDI MP3 OGG WMA WAV LDAC | AAC AMR FLAC M4A MIDI MP3 OGG WAV 3GA OGA AWB MID XMF MXMF IMY RTTTL RTX OTA | AAC AAC+ AMR AMR-WB eAAC+ FLAC MIDI MP3 OGG WMA WAV Vorbis ADPCM APE |
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 3GPP2 AVI Flash Video MKV MP4 WebM Xvid | 3GPP AVI DivX H.263 H.264 H.265 MKV MP4 VC-1 Xvid | 3GPP 3GPP2 AVI Flash Video MKV MP4 WebM M4V | 3GPP 3GPP2 AVI DivX 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 | 2600 mAh | 5000 mAh | 5000 mAh | 5000 mAh |
| Type | Li-Ion | Li-Polymer | Li-Ion | Li-Polymer |
| 2G talk time | 12 h 720 min 0.5 days | - | - | - |
| 3G talk time | 12 h 720 min 0.5 days | - | - | - |
| 4G talk time | - | - | 44 h 2640 min 1.8 days | - |
| Charger output power | 5 V / 1 A | 5 V / 2 A | 5 V / 5 A | 10 V / 3.3 A |
| Features | Removable | Fast charging Non-removable | Fast charging Non-removable | Fast charging Non-removable |
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) | 0.53 W/kg | 0.398 W/kg | 0.796 W/kg | - |
| Body SAR (EU) | 1.27 W/kg | 1.186 W/kg | 1.461 W/kg | - |
| Head SAR (USA) | 0.45 W/kg | 0.901 W/kg | - | - |
| Body SAR (USA) | 0.99 W/kg | 0.647 W/kg | - | - |
| Head SAR (India) | - | 0.528 W/kg | - | - |
| Body SAR (India) | - | 0.791 W/kg | - | - |
| Samsung Galaxy J2 Prime | Xiaomi Redmi 9A | Samsung Galaxy A15 4G | Xiaomi Redmi Note 13 4G |