Nothing Phone (3a) vs Redmi K40S
39.5Performance53.5
58.8Display48.8
54.7Camera43.2
59.2Battery53.7
73.3Features86.7
7 spec wins — Nothing Phone (3a)4 spec wins — Redmi K40S
InnoReviews verdict
This one is close to a dead heat: Nothing Phone (3a) scores 53.7 against 53.8 for Redmi K40S. Pick by the categories that matter to you — Redmi K40S edges ahead in performance and features, or by price.
Which would you pick?
Key differences
Reasons to pick the Nothing Phone (3a)
- Stronger display score: 59 vs 49
- Stronger camera score: 55 vs 43
- Stronger battery score: 59 vs 54
- 131% higher Peak brightness: 3,000 nits vs 1,300 nits
- 60% higher Front camera: 32 MP vs 20 MP
Reasons to pick the Redmi K40S
- Stronger performance score: 54 vs 40
- Stronger features score: 87 vs 73
- 34% higher Wired charging: 67 W vs 50 W
Display
| Spec | Nothing Phone (3a) | Redmi K40S |
|---|---|---|
| Screen size | 6.77 ″+1% | 6.67 ″ |
| Panel type | AMOLED | AMOLED |
| Resolution | 1080x2392 | 1080x2400 |
| Pixel density | 387 ppi | 395 ppi+2% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 3,000 nits+131% | 1,300 nits |
| Screen-to-body | 87.4 %+1% | 86.6 % |
Performance
| Spec | Nothing Phone (3a) | Redmi K40S |
|---|---|---|
| Chipset | Snapdragon 7s Gen 3 | Snapdragon 870 |
| AnTuTu | — | 975,227Bottom 23% |
| AnTuTu 11 (CPU) | — | 379,746Bottom 30% |
| AnTuTu 11 (GPU) | — | 167,900Bottom 24% |
| AnTuTu 11 (Memory) | — | 178,472Bottom 29% |
| AnTuTu 11 (UX) | — | 249,109Bottom 15% |
| Geekbench 6 (single) | 1,171Bottom 46% | — |
| Wild Life Extreme stability | 100 %Top 1% | — |
| RAM (max) | 12 GB | 12 GB |
| Storage options | 128/256GB | 128/256GB |
| Storage type | UFS 2.2 | UFS 3.1 |
Camera
| Spec | Nothing Phone (3a) | Redmi K40S |
|---|---|---|
| Main camera | 50 MP+4% | 48 MP |
| Main aperture | f/1.88 | f/1.79 |
| Ultra-wide | 8 MP | 8 MP |
| Telephoto | 50 MP | — |
| Optical zoom | 2 x | — |
| Max video | 4K@30fps | 4K@30fps |
| Front camera | 32 MP+60% | 20 MP |
| OIS | Yes | Yes |
Battery
| Spec | Nothing Phone (3a) | Redmi K40S |
|---|---|---|
| Capacity | 5,000 mAh+11% | 4,500 mAh |
| Wired charging | 50 W | 67 W+34% |
| Wireless charging | 0 W | — |
| Active use endurance | 11 h | — |
Design
| Spec | Nothing Phone (3a) | Redmi K40S |
|---|---|---|
| Weight | 201 g | 195 g+3% |
| Thickness | 8.4 mm | 7.7 mm+8% |
| IP rating | IP64 | — |
| Frame material | Aluminum | — |
Connectivity
| Spec | Nothing Phone (3a) | Redmi K40S |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 6 |
| Bluetooth | 5.4 | 5.2 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C 2.0 |
| eSIM | Yes | No |
Software
| Spec | Nothing Phone (3a) | Redmi K40S |
|---|---|---|
| OS at launch | Android 15 (Nothing OS 3.1) | Android 12 (MIUI 13) |
| OS update pledge | 3 years | — |
Audio
| Spec | Nothing Phone (3a) | Redmi K40S |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |