Nothing Phone 3a vs Redmi 15 4G
Compare specifications, current prices and availability. Choose up to four products from the same family.
Add up to 2 more items to compare
Quick comparison
At a glance
Key specifications and important differences. Full details follow below.
| Feature |  Nothing Phone 3a |  Redmi 15 4G |
|---|---|---|
| Price | KSh 39,300 – KSh 45,500 | — |
| Display | 6.77 inches, 111.5 cm2 (~88.0% screen-to-body ratio); AMOLED, 1B colors, 120Hz, 2160Hz PWM, HDR10+, 800 nits (typ), 1300 nits (HBM), 3000 nits (peak) | 6.9-inch IPS LCD, 144Hz |
| Processor | Qualcomm SM7635 Snapdragon 7s Gen 3 (4 nm) | Qualcomm Snapdragon 685 (SM6225, 6nm) |
| RAM | 8GB, 12GB | 4GB, 6GB, 8GB |
| Storage | 128GB, 256GB | 128GB, 256GB |
| Rear camera | 50 MP, f/1.9, 24mm (wide), 1/1.57", 1.0μm, dual pixel PDAF, OIS 50 MP, f/2.0, 50mm (telephoto), 1/2.74", 0.64μm, PDAF (25cm - ∞), 2x optical zoom 8 MP, f/2.2, 15mm, 120˚ (ultrawide), 1/4.0", 1.12μm | 50MP wide, f/1.8, PDAF; auxiliary lens |
| Battery | 5000 mAh | 7000mAh silicon-carbon Li-ion |
| Charging | 50W wired | 33W wired |
| Weight | 201 g (7.09 oz) | 224g |
| Operating system | Android 15, upgradable to Android 16, Nothing OS 4.0, up to 3 major OS updates | Android 15 at launch, upgradable to Android 16; HyperOS 3 |
| Network | GSM / HSPA / LTE / 5G | GSM / HSPA / LTE |
No differences in these highlights for the visible products.
Full specifications
2 of 4 products
No specification differences for the visible products. Turn off “Show differences only” to see all published specifications.
General
| Specification | Nothing Phone 3a | Redmi 15 4G |
|---|---|---|
| Brand | Nothing | Redmi |
| Model | Nothing Phone (3a) | Redmi 15 (4G) |
| Announced | 2025, March 04 | 1 August 2025 |
Design
| Specification | Nothing Phone 3a | Redmi 15 4G |
|---|---|---|
| Dimensions | 163.5 x 77.5 x 8.4 mm (6.44 x 3.05 x 0.33 in) | 171.1 × 82.1 × 8.6mm |
| Weight | 201 g (7.09 oz) | 224g |
| Build materials | Glass front (Panda Glass), plastic frame, glass back | — |
Display
| Specification | Nothing Phone 3a | Redmi 15 4G |
|---|---|---|
| Display | 6.77 inches, 111.5 cm2 (~88.0% screen-to-body ratio); AMOLED, 1B colors, 120Hz, 2160Hz PWM, HDR10+, 800 nits (typ), 1300 nits (HBM), 3000 nits (peak) | 6.9-inch IPS LCD, 144Hz |
| Screen resolution | 1080 x 2392 pixels (~387 ppi density) | 1080 × 2340 pixels, 19.5:9, approximately 374ppi |
| Display protection | Panda Glass, Mohs level 5 | Mohs hardness level 6 |
| Display features | Ultra HDR image support | — |
Performance
| Specification | Nothing Phone 3a | Redmi 15 4G |
|---|---|---|
| Processor | Qualcomm SM7635 Snapdragon 7s Gen 3 (4 nm) | Qualcomm Snapdragon 685 (SM6225, 6nm) |
| CPU | Octa-core (1x2.5 GHz Cortex-A720 & 3x2.4 GHz Cortex-A720 & 4x1.8 GHz Cortex-A520) | Octa-core: 4 × 2.8GHz Cortex-A73 + 4 × 1.9GHz Cortex-A53 |
| GPU | Adreno 810 | Adreno 610 |
Memory & Storage
| Specification | Nothing Phone 3a | Redmi 15 4G |
|---|---|---|
| RAM | 8GB, 12GB | 4GB, 6GB, 8GB |
| Storage | 128GB, 256GB | 128GB, 256GB |
| Storage technology | UFS 2.2 | — |
| Expandable storage | No | microSDXC, shared SIM slot |
Cameras
| Specification | Nothing Phone 3a | Redmi 15 4G |
|---|---|---|
| Rear camera | 50 MP, f/1.9, 24mm (wide), 1/1.57", 1.0μm, dual pixel PDAF, OIS 50 MP, f/2.0, 50mm (telephoto), 1/2.74", 0.64μm, PDAF (25cm - ∞), 2x optical zoom 8 MP, f/2.2, 15mm, 120˚ (ultrawide), 1/4.0", 1.12μm | 50MP wide, f/1.8, PDAF; auxiliary lens |
| Front camera | 32 MP, f/2.2, 22mm (wide), 1/3.44" | 8MP wide, f/2.0 |
| Rear camera features | LED flash, panorama, HDR | LED flash, HDR |
| Rear camera video | 4K@30fps, 1080p@30/60/120fps, gyro-EIS, OIS | 1080p at 30fps |
| Front camera video | 1080p@30fps | 1080p at 30fps |
| Front camera features | — | HDR |
Battery & Charging
| Specification | Nothing Phone 3a | Redmi 15 4G |
|---|---|---|
| Battery | 5000 mAh | 7000mAh silicon-carbon Li-ion |
| Charging | 50W wired | 33W wired |
Software
| Specification | Nothing Phone 3a | Redmi 15 4G |
|---|---|---|
| Operating system | Android 15, upgradable to Android 16, Nothing OS 4.0, up to 3 major OS updates | Android 15 at launch, upgradable to Android 16; HyperOS 3 |
Network
| Specification | Nothing Phone 3a | Redmi 15 4G |
|---|---|---|
| Network | GSM / HSPA / LTE / 5G | GSM / HSPA / LTE |
| SIM | Nano-SIM + Nano-SIM | Dual nano-SIM |
Connectivity
| Specification | Nothing Phone 3a | Redmi 15 4G |
|---|---|---|
| NFC | Yes | Yes, market/region dependent |
| Bluetooth | 5.4, A2DP, LE | 5.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct | Wi-Fi 802.11 b/g/n/ac, dual-band |
| Positioning | GPS, GALILEO, GLONASS, BDS, QZSS | GPS, GLONASS, Galileo, BDS |
| Radio | No | No |
| USB | USB Type-C 2.0, OTG | USB Type-C 2.0 |
Durability
| Specification | Nothing Phone 3a | Redmi 15 4G |
|---|---|---|
| Water resistance | IP64 dust tight and water resistant (water splashes) 3 LED light strips on the back (notifications, camera fill light, 26 addressable zones) | IP64 dust and splash resistance |
Features
| Specification | Nothing Phone 3a | Redmi 15 4G |
|---|---|---|
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass | Side-mounted fingerprint sensor, accelerometer, compass; virtual proximity sensing |
| Colors | — | Midnight Black, Titan Gray, Sandy Purple |
Audio
| Specification | Nothing Phone 3a | Redmi 15 4G |
|---|---|---|
| Loudspeakers | Yes, with stereo speakers | Yes |
| 3.5 mm headphone jack | No | No |