In depth comparison and review of Samsung Galaxy A90 5G and Xiaomi Redmi 9A. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Samsung Galaxy A90 5G | Xiaomi Redmi 9A |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A908B | - | |
| Form Factor | Touch | Touch | |
| Height | 164.8 mm | 164.9 mm | Xiaomi Redmi 9A has greater height than Samsung Galaxy A90 5G. |
| Width | 76.4 mm | 77.07 mm | Xiaomi Redmi 9A has greater width than Samsung Galaxy A90 5G. |
| Depth | 8.4 mm | 9 mm | Samsung Galaxy A90 5G is narrower than Samsung Galaxy A90 5G. |
| Weight | 206 g | 196 g | Xiaomi Redmi 9A is lighter than Samsung Galaxy A90 5G. |
| Body Colour | White | Black | Sky blue | Granite grey | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.547 W/kg (body), 0.377 W/kg (head) | 0.398 W/kg (head), 1.186 W/kg (body), 2.526 W/kg (limb) | |
| Integrated Components | - | FM radio | |
| Connector Type | USB Type-C - 24 pin USB-C | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy A90 5G | Xiaomi Redmi 9A |
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| Display Type | OLED display | - | |
|---|---|---|---|
| Display Technology | Super AMOLED | - | |
| Screen Size (Display Size) | 6.7" | 6.53" | Samsung Galaxy A90 5G has larger screen size than Xiaomi Redmi 9A. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 1600 x 720 pixels | Samsung Galaxy A90 5G has better screen resolution than Xiaomi Redmi 9A. |
| Display Format | Full HD+ | HD+ | |
| Aspect Ratio | - | 20:9 | |
| Max Brightness | - | 400 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 1500:1 | |
| Display Enhancement Technology | - | Blue light filter, Sunlight mode | |
| Display Features | Edge-to-Edge screen, Infinity U Display | Reading mode, Colour temperature adjustment, Dot Drop display |
| PROCESSOR | Samsung Galaxy A90 5G | Xiaomi Redmi 9A |
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| Processor Type (CPU) | - | MediaTek Helio G25 | |
|---|---|---|---|
| Clock Speed | 2.8 GHz | 2 GHz | Samsung Galaxy A90 5G has higher clock speed than Xiaomi Redmi 9A. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | Yes | Both phones have 64-bit architecture. |
| Graphics System (GPU) | - | PowerVR GE8320 |
| MEMORY | Samsung Galaxy A90 5G | Xiaomi Redmi 9A |
|---|
| RAM | 6 GB | LPDDR4X SDRAM - 2 GB | Samsung Galaxy A90 5G has more RAM than Xiaomi Redmi 9A. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 32 GB | Samsung Galaxy A90 5G has more internal memory than Xiaomi Redmi 9A. |
| User Memory | 106.4 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | microSD |
| CAMERA | Samsung Galaxy A90 5G | Xiaomi Redmi 9A |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 1 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 13 Megapixel | Samsung Galaxy A90 5G has better camera resolution than Xiaomi Redmi 9A. |
| Lens Aperture | F/2.0 | - | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 8x | - | |
| Special Effects | - | HDR, Kaleidoscope | |
| Camera Modes | - | AI portrait mode, AI Beautify 5.0 | |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi Redmi 9A has face detection. |
| Light Source | LED flash | Single tone LED flash | |
| Video Resolutions | Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | Live Focus, Super steady | Phase Detect Auto-Focus (PDAF), AI scene detection |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 5 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (2nd Camera) | F/2.2 | - | |
| Camera Functions (2nd Camera) | Depth camera | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 8 Megapixel | - | |
|---|---|---|---|
| Lens Type (3rd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (3rd Camera) | F/2.2 | - | |
| Field of View (3rd Camera) | 123 degree(s) | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 32 Megapixel | 5 Megapixel | Samsung Galaxy A90 5G has better front camera resolution than Xiaomi Redmi 9A. |
| Lens Aperture (Front) | F/2.0 | F/2.2 | Samsung Galaxy A90 5G has better front lens aperture than Samsung Galaxy A90 5G. |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | Focus free | - | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | Selfie focus | AI portrait mode, Portrait, AI Beautify 5.0 | |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi Redmi 9A has face detection. |
| Light Source (Front) | - | Display flash | |
| Camera Features (Front) | - | Self-timer, Palm shutter |
| BATTERY AND CHARGING | Samsung Galaxy A90 5G | Xiaomi Redmi 9A |
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| Battery Capacity (Battery Size) | 4500 mAh | 5000 mAh | Xiaomi Redmi 9A has larger battery capacity than Samsung Galaxy A90 5G. |
|---|---|---|---|
| Fast Charging Technology | Samsung Super Fast Charging | - | Samsung Galaxy A90 5G has fast charging technology. |
| Standby Time | - | 816 hours | |
| Talk Time | 3240 minutes | 2280 minutes | Samsung Galaxy A90 5G has longer battery life when making calls than Xiaomi Redmi 9A. |
| Run Time Details | Active online usage (LTE): up to 16 hrs Active online usage (Wi-Fi): up to 17 hrs Playback (wireless video): up to 25 hrs Playback (wireless audio): up to 101 hrs Talk (LTE): up to 3240 min |
Standby: up to 816 hrs Playback (audio): up to 168 hrs Talk: up to 2280 min Playback (video): up to 19 hrs Gaming: up to 14 hrs |
| CELLULAR | Samsung Galaxy A90 5G | Xiaomi Redmi 9A |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 4G | Samsung Galaxy A90 5G has more advanced generation mobile network. |
| Operating System | Google Android | - | |
| Intelligent Assistant | Bixby | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Samsung Galaxy A90 5G | Xiaomi Redmi 9A |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 20, Band 26, Band 28, Band 38, Band 40, Band 41, Band 66 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| 5G NR Band | N78 | - | |
| 5G NR Frequency | TDD TD 3500 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+ | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.0 | |
| NFC | Yes | - | Samsung Galaxy A90 5G has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Samsung Galaxy A90 5G | Xiaomi Redmi 9A |
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| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AMR-WB, AMR-NB | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | MKV, MPEG4-ASP, MPEG-4 SP, H.264 BP, H.264 MP, H.264 HP | |
| Sound Enhancements | - | 0.64cc Sound Chamber |
| FEATURES | Samsung Galaxy A90 5G | Xiaomi Redmi 9A |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor | Accelerometer, ambient light sensor, distance sensor | |
| Security Devices | Fingerprint reader (under display) | Face recognition | |
| Additional Phone Features | MIMO technology, Samsung KNOX, Samsung DeX support, Bixby Vision, Bixby Routines | AI face unlock, HyperEngine technology |
| OTHERS | Samsung Galaxy A90 5G | Xiaomi Redmi 9A |
|---|
| Included Accessories | Power adapter | USB cable, SIM card removal tool, 10W charger |
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