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Full specifications
Every available group and stored value, aligned by field.
LAUNCH DATE3 fields
| Specification | Galaxy A31 | Redmi A7 Pro 4G |
|---|---|---|
| Announced | March 24, 2020 | 2026, February 28 |
| Released | 2020-04-27 | 2026-03-13 |
| Status | April 27, 2020 | Available |
NETWORK6 fields
| Specification | Galaxy A31 | Redmi A7 Pro 4G |
|---|---|---|
| 2G Bands | GSM 850 / 900 / 1800 / 1900 | GSM 2/3/5/8 |
| 3G Bands | HSDPA 850 / 900 / 2100 | WCDMA 1/5/8 |
| 4G LTE | 1, 2, 3, 5, 7, 8, 20, 38, 40, 41 - SM-A315F; 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 38, 40, 41, 66 - SM-A315G | LTE FDD 1/3/5/7/8/20/28; LTE TDD 38/40/41 (Full Band) |
| 5G | No | No |
| Speed | LTE | HSPA, LTE |
| Technology | 4G/LTE/2G | 4G/LTE/GSM |
BODY5 fields
| Specification | Galaxy A31 | Redmi A7 Pro 4G |
|---|---|---|
| Build | Glass front, plastic back, plastic frame | Glass front, plastic back, plastic frame |
| Dimensions | 159.3 x 73.1 x 8.6 mm (6.27 x 2.88 x 0.34 in) | 171.6 x 79.5 x 8.2 mm (6.76 x 3.13 x 0.32 in) |
| IP Rating | No IP rating | Dust and splash resistant |
| SIM | Nano-SIM | Dual SIM Dual standby + microSD |
| Weight | 185 g (6.53 oz) | 208g |
DISPLAY7 fields
| Specification | Galaxy A31 | Redmi A7 Pro 4G |
|---|---|---|
| Brightness | 635 nits (measured) | 650 nits (typ), 800 nits (HBM) |
| Color | — | Color gamut: 83% NTSC |
| Refresh Rate | 60Hz | Up to 120Hz |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~411 ppi density) | 720 x 1600 pixels, 20:9 ratio (~254 ppi density) |
| Screen-to-body | ~84.9% | ~84.3% |
| Size | 6.4 inches, 98.9 cm2 (~84.9% screen-to-body ratio) | 6.9" |
| Type | Super AMOLED | LCD |
PLATFORM4 fields
| Specification | Galaxy A31 | Redmi A7 Pro 4G |
|---|---|---|
| CPU | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55) | Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55) |
| Chipset | Mediatek MT6768 Helio P65 (12 nm) | UNISOC T7250 processor 12nm process, octa-core |
| GPU | Mali-G52 MC2 | Mali-G57 |
| OS | Android 10, upgradable to Android 12, One UI 4.1 | Xiaomi HyperOS 3 |
MEMORY5 fields
| Specification | Galaxy A31 | Redmi A7 Pro 4G |
|---|---|---|
| Card slot | microSDXC (dedicated slot) | microSDXC (dedicated slot) |
| Internal | 64GB , 128GB, 8GB RAM | 64GB / 128GB |
| RAM | 4GB RAM, 6GB RAM, | 4 GB |
| Storage Type | — | LPDDR4X + UFS2.2 |
| Storage/RAM variants | 64GB , 128GB, 8GB RAM; 4GB RAM, 6GB RAM, | 64GB / 128GB; 4 GB RAM |
MAIN CAMERA3 fields
| Specification | Galaxy A31 | Redmi A7 Pro 4G |
|---|---|---|
| Features | LED flash, panorama, HDR | LED flash, HDR |
| MAIN CAMERA | 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 123˚, (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (macro) 5 MP, f/2.4, (depth) | 13MP main camera, f/2.2 |
| Video | 1080p@30fps | 1080p at 30fps; 720p at 30fps |
SELFIE CAMERA3 fields
| Specification | Galaxy A31 | Redmi A7 Pro 4G |
|---|---|---|
| Features | HDR | HDR |
| Selfie camera | 20 MP, f/2.2, (wide) | 8MP front camera, f/2.0 |
| Video | 1080p@30fps | 1080p at 30fps; 720p at 30fps |
SOUND2 fields
| Specification | Galaxy A31 | Redmi A7 Pro 4G |
|---|---|---|
| 3.5mm jack | Yes | 3.5 mm headphone jack |
| Loudspeaker | Yes | Yes |
COMMUNICATION6 fields
| Specification | Galaxy A31 | Redmi A7 Pro 4G |
|---|---|---|
| Bluetooth | 5.0, A2DP, LE | 5.2 |
| NFC | Yes (market/region dependent) | No |
| Positioning | GPS, GLONASS, GALILEO, BDS | GPS, GLONASS, Galileo, Beidou, QZSS |
| Radio | FM radio, RDS, recording | FM radio |
| USB | USB Type-C 2.0, OTG | USB Type-C 2.0, OTG |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | Wi-Fi Protocol: 802.11a/b/g/n/ac |
FEATURES2 fields
| Specification | Galaxy A31 | Redmi A7 Pro 4G |
|---|---|---|
| Ai | — | Google Gemini, Circle to Search with Google, AI Sky |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, compass; Virtual proximity sensing | Virtual Proximity sensor; Virtual Ambient light sensor; Accelerometer; Electronic compass |
BATTERY3 fields
| Specification | Galaxy A31 | Redmi A7 Pro 4G |
|---|---|---|
| Capacity | 5000 mAh | 6000mAh (typ) |
| Charging Type | 15W wired | 15W fast charging |
| Type | Li-Po 5000 mAh | 6000 mAh, non-removable |
ADDITIONAL INFORMATION5 fields
| Specification | Galaxy A31 | Redmi A7 Pro 4G |
|---|---|---|
| Colors | Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White | Black, Mist Blue, Palm Green, Sunset Orange |
| Compatibility | — | Malaysia (4G) specification set |
| Launch Price (USD) | $95.00 (reference only — see Price in Nigeria above for the actual retail price) | — |
| Models | SM-A315F, SM-A315F/DS, SM-A315G/DS, SM-A315G, SM-A315N | 25128RN17Y, 25128RN17A, 25128RN17I, 25128RN17L |
| Price in Nigeria | ₦105,000 (Seller price) | ₦175,000 (Seller price) |
SECURITY1 field
| Specification | Galaxy A31 | Redmi A7 Pro 4G |
|---|---|---|
| Security | Biometric security: Fingerprint (under display, optical). | Side fingerprint sensor; AI Face Unlock |