Redmi A5 4G vs Vivo Y31d
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Quick comparison
At a glance
Key specifications and important differences. Full details follow below.
| Feature |  Redmi A5 4G |  Vivo Y31d |
|---|---|---|
| Price | — | KSh 27,000 – KSh 32,500 |
| Display | 6.88 inches, 112.4 cm2 (~84.1% screen-to-body ratio); IPS LCD | IPS LCD, 120Hz, 1250 nits (HBM) |
| Processor | Unisoc T7250 (12 nm) | Qualcomm Snapdragon 6s 4G Gen 2 |
| RAM | 3GB, 4GB, 6GB | 6GB, 8GB |
| Storage | 64GB, 128GB | 128GB, 256GB |
| Rear camera | 32 MP, f/2.0, (wide); Auxiliary lens | 50 MP wide PDAF; auxiliary lens |
| Battery | 5200 mAh | Si/C Li-Ion 7200 mAh |
| Charging | 15W wired | 44W wired; reverse wired; bypass charging |
| Weight | 193 g (6.81 oz) | 219 g |
| Operating system | Android 15 (Go edition), up to 2 major OS updates | Android 16, OriginOS 6 |
| Network | GSM / HSPA / LTE | GSM / HSPA / LTE |
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Full specifications
2 of 4 products
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General
| Specification | Redmi A5 4G | Vivo Y31d |
|---|---|---|
| Brand | Redmi | Vivo |
| Model | Redmi A5 4G | Vivo Y31d |
| Announced | 2025, March 21 | 2026, January 16 (released 2026, January) |
Design
| Specification | Redmi A5 4G | Vivo Y31d |
|---|---|---|
| Dimensions | 171.7 x 77.8 x 8.3 mm (6.76 x 3.06 x 0.33 in) | 166.6 x 78.4 x 8.4 mm |
| Weight | 193 g (6.81 oz) | 219 g |
| Build materials | — | Glass front, plastic frame, plastic back |
Display
| Specification | Redmi A5 4G | Vivo Y31d |
|---|---|---|
| Display | 6.88 inches, 112.4 cm2 (~84.1% screen-to-body ratio); IPS LCD | IPS LCD, 120Hz, 1250 nits (HBM) |
| Screen resolution | 720 x 1640 pixels (~260 ppi density) | 6.75 inches, 720 x 1570 pixels |
| Display protection | Mohs level 5 | — |
| Display features | 120Hz, 450 nits (typ) | 120Hz, 1250 nits |
Performance
| Specification | Redmi A5 4G | Vivo Y31d |
|---|---|---|
| Processor | Unisoc T7250 (12 nm) | Qualcomm Snapdragon 6s 4G Gen 2 |
| CPU | Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55) | Octa-core (4x2.9 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53) |
| GPU | Mali-G57 MP1 | Adreno |
Memory & Storage
| Specification | Redmi A5 4G | Vivo Y31d |
|---|---|---|
| RAM | 3GB, 4GB, 6GB | 6GB, 8GB |
| Storage | 64GB, 128GB | 128GB, 256GB |
| Storage technology | eMMC 5.1 | UFS 2.2 |
| Expandable storage | microSDXC (dedicated slot) | No (no card slot) |
Cameras
| Specification | Redmi A5 4G | Vivo Y31d |
|---|---|---|
| Rear camera | 32 MP, f/2.0, (wide); Auxiliary lens | 50 MP wide PDAF; auxiliary lens |
| Front camera | 8 MP, f/2.0, (wide) | 8 MP wide |
| Rear camera features | LED flash, HDR | LED flash, HDR, panorama |
| Rear camera video | 1080p@30fps | 1080p@30fps |
| Front camera features | HDR | — |
| Front camera video | 1080p@30fps | 1080p@30fps |
Battery & Charging
| Specification | Redmi A5 4G | Vivo Y31d |
|---|---|---|
| Battery | 5200 mAh | Si/C Li-Ion 7200 mAh |
| Charging | 15W wired | 44W wired; reverse wired; bypass charging |
Software
| Specification | Redmi A5 4G | Vivo Y31d |
|---|---|---|
| Operating system | Android 15 (Go edition), up to 2 major OS updates | Android 16, OriginOS 6 |
Network
| Specification | Redmi A5 4G | Vivo Y31d |
|---|---|---|
| Network | GSM / HSPA / LTE | GSM / HSPA / LTE |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
Connectivity
| Specification | Redmi A5 4G | Vivo Y31d |
|---|---|---|
| NFC | No | No |
| Bluetooth | 5.2, A2DP, LE | 5.1, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Positioning | GPS, GALILEO, GLONASS, BDS | GPS, GALILEO, GLONASS, BDS, QZSS |
| Radio | FM radio | No |
| USB | USB Type-C 2.0 | USB Type-C 2.0, OTG |
Durability
| Specification | Redmi A5 4G | Vivo Y31d |
|---|---|---|
| Water resistance | Dust and splash resistant | IP68/IP69 dust tight and water resistant |
Features
| Specification | Redmi A5 4G | Vivo Y31d |
|---|---|---|
| Sensors | Fingerprint (side-mounted), accelerometer, compass; Virtual proximity sensing | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| Colors | Ocean Blue, Lake Green, Sandy Gold, Midnight Black | Glow White, Starlight Grey |
Audio
| Specification | Redmi A5 4G | Vivo Y31d |
|---|---|---|
| Loudspeakers | Yes | Yes, with stereo speakers |
| 3.5 mm headphone jack | Yes | No |
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