Redmi Note 15 4G vs Vivo Y31d
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Infinix Hot 60 Pro+KSh 26,800.00
Redmi Note 15 5GKSh 30,000.00
Samsung Galaxy A26 5GKSh 27,000 – KSh 34,800
Motorola Moto G17 4GKSh 27,300.00
Quick comparison
At a glance
Key specifications and important differences. Full details follow below.
| Feature |  Redmi Note 15 4G |  Vivo Y31d |
|---|---|---|
| Price | KSh 27,500 – KSh 30,500 | KSh 27,700 – KSh 34,000 |
| Display | 6.77 inches, 110.9 cm2 (~89.7% screen-to-body ratio); AMOLED | IPS LCD, 120Hz, 1250 nits (HBM) |
| Processor | Mediatek Helio G100 Ultra (6 nm) | Qualcomm Snapdragon 6s 4G Gen 2 |
| RAM | 6GB, 8GB | 6GB, 8GB |
| Storage | 128GB, 256GB, 512GB | 128GB, 256GB |
| Rear camera | 108 MP, f/1.7, 24mm (wide), 1/1.67", 0.64µm, PDAF; Auxiliary lens | 50 MP wide PDAF; auxiliary lens |
| Battery | 6000 mAh | Si/C Li-Ion 7200 mAh |
| Charging | 33W wired; 18W reverse wired | 44W wired; reverse wired; bypass charging |
| Weight | 183.7 g (6.49 oz) | 219 g |
| Operating system | Android 15, up to 4 major OS updates, HyperOS 2 | Android 16, OriginOS 6 |
| Network | GSM / HSPA / LTE | GSM / HSPA / LTE |
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Full specifications
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General
| Specification | Redmi Note 15 4G | Vivo Y31d |
|---|---|---|
| Brand | Redmi | Vivo |
| Model | Redmi Note 15 4G | Vivo Y31d |
| Announced | 2025, December 18 | 2026, January 16 (released 2026, January) |
Design
| Specification | Redmi Note 15 4G | Vivo Y31d |
|---|---|---|
| Dimensions | 164 x 75.4 x 7.9 mm (6.46 x 2.97 x 0.31 in) | 166.6 x 78.4 x 8.4 mm |
| Weight | 183.7 g (6.49 oz) | 219 g |
| Build materials | — | Glass front, plastic frame, plastic back |
Display
| Specification | Redmi Note 15 4G | Vivo Y31d |
|---|---|---|
| Display | 6.77 inches, 110.9 cm2 (~89.7% screen-to-body ratio); AMOLED | IPS LCD, 120Hz, 1250 nits (HBM) |
| Screen resolution | 1080 x 2392 pixels (~388 ppi density) | 6.75 inches, 720 x 1570 pixels |
| Display protection | Mohs level 5 | — |
| Display features | 68B colors, 120Hz, 3840Hz PWM, 3200 nits (peak) | 120Hz, 1250 nits |
Performance
| Specification | Redmi Note 15 4G | Vivo Y31d |
|---|---|---|
| Processor | Mediatek Helio G100 Ultra (6 nm) | Qualcomm Snapdragon 6s 4G Gen 2 |
| CPU | Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) | Octa-core (4x2.9 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53) |
| GPU | Mali-G57 MC2 | Adreno |
Memory & Storage
| Specification | Redmi Note 15 4G | Vivo Y31d |
|---|---|---|
| RAM | 6GB, 8GB | 6GB, 8GB |
| Storage | 128GB, 256GB, 512GB | 128GB, 256GB |
| Storage technology | UFS 2.2 | UFS 2.2 |
| Expandable storage | microSDXC (uses shared SIM slot) | No (no card slot) |
Cameras
| Specification | Redmi Note 15 4G | Vivo Y31d |
|---|---|---|
| Rear camera | 108 MP, f/1.7, 24mm (wide), 1/1.67", 0.64µm, PDAF; Auxiliary lens | 50 MP wide PDAF; auxiliary lens |
| Front camera | 20 MP, f/2.2, (wide), 1/4.0", 0.7µm | 8 MP wide |
| Rear camera features | LED flash, HDR, panorama | LED flash, HDR, panorama |
| Rear camera video | 1080p@30/60fps | 1080p@30fps |
| Front camera video | 1080p@30fps | 1080p@30fps |
Battery & Charging
| Specification | Redmi Note 15 4G | Vivo Y31d |
|---|---|---|
| Battery | 6000 mAh | Si/C Li-Ion 7200 mAh |
| Charging | 33W wired; 18W reverse wired | 44W wired; reverse wired; bypass charging |
Software
| Specification | Redmi Note 15 4G | Vivo Y31d |
|---|---|---|
| Operating system | Android 15, up to 4 major OS updates, HyperOS 2 | Android 16, OriginOS 6 |
Network
| Specification | Redmi Note 15 4G | Vivo Y31d |
|---|---|---|
| Network | GSM / HSPA / LTE | GSM / HSPA / LTE |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
Connectivity
| Specification | Redmi Note 15 4G | Vivo Y31d |
|---|---|---|
| NFC | Yes (market/region dependent) | No |
| Bluetooth | 5.3, A2DP, LE | 5.1, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Positioning | GPS, GALILEO, GLONASS, QZSS, BDS | GPS, GALILEO, GLONASS, BDS, QZSS |
| Radio | No | No |
| USB | USB Type-C 2.0, OTG | USB Type-C 2.0, OTG |
Durability
| Specification | Redmi Note 15 4G | Vivo Y31d |
|---|---|---|
| Water resistance | IP64 dust tight and water resistant (water splashes) | IP68/IP69 dust tight and water resistant |
Features
| Specification | Redmi Note 15 4G | Vivo Y31d |
|---|---|---|
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, compass, proximity | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| Colors | Black, Forest Green, Glacier Blue, Purple | Glow White, Starlight Grey |
Audio
| Specification | Redmi Note 15 4G | Vivo Y31d |
|---|---|---|
| Loudspeakers | Yes, with stereo speakers (with Dolby Atmos); 24-bit/192kHz Hi-Res audio | Yes, with stereo speakers |
| 3.5 mm headphone jack | No | No |
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