Nothing Phone (4b) vs Xiaomi 12S Ultra
The Nothing Phone (4b) (2026) runs on the Qualcomm Snapdragon 6 Gen 4, while the Xiaomi 12S Ultra (2022) runs on the Qualcomm Snapdragon 8+ Gen 1. By overall MobileRank rating, the Xiaomi 12S Ultra leads — 71/100 vs 55/100 (a 16-point difference). Key differences: the Nothing Phone (4b) has the bigger battery (5200 mAh vs 4800); the main camera is 50 MP vs 3 MP; the Xiaomi 12S Ultra is faster in AnTuTu (1,627,862 vs 975,254); the Nothing Phone (4b) is noticeably lighter (210g vs 225g).
Profile comparison
Category scores
Nothing Phone (4b)
Xiaomi 12S Ultra
What makes Nothing Phone (4b) better?
- Bigger battery: 5200 vs 4800 mAh
- Better main camera: 50MP vs 3MP
- Lighter: 210g vs 225g
- Better portability (47/100 vs 32/100)
What makes Xiaomi 12S Ultra better?
- Higher AnTuTu: 1627862 vs 975254
- Better Geekbench Single: 1761 vs 1087
- Better Geekbench Multi: 4688 vs 3148
- Faster charging: 67W vs 33W
- Higher performance (73/100 vs 58/100)
- Better camera (70/100 vs 35/100)
- Longer battery life (64/100 vs 59/100)
- Better display (90/100 vs 79/100)
Comparison verdict
Comparing the Nothing Phone (4b) vs the Xiaomi 12S Ultra, the Xiaomi 12S Ultra scores 16 points higher (71/100 vs 55/100). In the "performance" category, the Xiaomi 12S Ultra leads (73/100 vs 58/100). In the "camera" category, the Xiaomi 12S Ultra leads (70/100 vs 35/100). In the "performance" category, the Xiaomi 12S Ultra notably outperforms the Nothing Phone (4b) (73/100 vs 58/100). In the "display" category, the Xiaomi 12S Ultra is a bit better (90/100 vs 79/100). In the "camera" category, the Xiaomi 12S Ultra significantly outperforms the Nothing Phone (4b) (70/100 vs 35/100). In the "battery" category, the Xiaomi 12S Ultra is a bit better (64/100 vs 59/100). In the "portability" category, the Nothing Phone (4b) notably outperforms the Xiaomi 12S Ultra (47/100 vs 32/100).
Specs comparison
| Specification | Nothing Phone (4b) | Xiaomi 12S Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 6 Gen 4 | Qualcomm Snapdragon 8+ Gen 1 | |
| AnTuTu | 975254 | 1627862 | |
| Geekbench Single | 1087 | 1761 | |
| Geekbench Multi | 3148 | 4688 | |
| Display | 6.8" AMOLED | 6.7" LTPO2 AMOLED | |
| Resolution | 1080x2344 | 1440x3200 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5200 mAh | 4800 mAh | |
| Charging | 33W | 67W | |
| Wireless charging | — | 50W | |
| DXOMark (camera) | — | 136 | |
| Main camera | 50 MP | 3 MP | |
| Ultrawide | 8 MP | 48 MP | |
| Telephoto | 0 MP | 48 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 8GB | 8GB / 12GB | |
| Storage | 128GB / 256GB | 256GB / 512GB | |
| OS | Android 16 | Android 12, MIUI 13 | |
| Brightness (peak) | 2000 nits | 1500 nits | |
| NFC | yes | yes | |
| Protection | IP64 | IP68 | |
| Dimensions | 164.4×78.2×8.6 mm | 163.2×75.0×9.1 mm | |
| Weight | 210 g | 225 g | |
| Launch price | $355 | — |
Camera comparison
Nothing Phone (4b)
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Xiaomi 12S Ultra
- Main: 3MP f/1.9
- Ultrawide: 48MP
- Telephoto: 48MP
- Front: 32MP
Display comparison
Nothing Phone (4b)
- 6.8" AMOLED
- Resolution: 1080x2344
- Refresh rate: 120 Hz
Xiaomi 12S Ultra
- 6.7" LTPO2 AMOLED
- Resolution: 1440x3200
- Refresh rate: 120 Hz
Battery and charging
Nothing Phone (4b)
- 5200 mAh
- Wired: 33W
- Wireless charging: no data
Xiaomi 12S Ultra
- 4800 mAh
- Wired: 67W
- Wireless: 50W
Overall performance score
We compared Nothing Phone (4b) and Xiaomi 12S Ultra, covering their specs and all relevant benchmarks.
Xiaomi 12S Ultra leads Nothing Phone (4b) by 40.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Xiaomi 12S Ultra
Price unknownDetailed category analysis
performance
In the "performance" category, the Xiaomi 12S Ultra notably outperforms the Nothing Phone (4b) (73/100 vs 58/100).
display
In the "display" category, the Xiaomi 12S Ultra is a bit better (90/100 vs 79/100).
camera
In the "camera" category, the Xiaomi 12S Ultra significantly outperforms the Nothing Phone (4b) (70/100 vs 35/100).
battery
In the "battery" category, the Xiaomi 12S Ultra is a bit better (64/100 vs 59/100).
portability
In the "portability" category, the Nothing Phone (4b) notably outperforms the Xiaomi 12S Ultra (47/100 vs 32/100).
Frequently asked questions
Which is better: the Nothing Phone (4b) or the Xiaomi 12S Ultra?
The Xiaomi 12S Ultra is noticeably better than the Nothing Phone (4b) — the overall rating gap is 16 points.
What is the rating of the Nothing Phone (4b) and the Xiaomi 12S Ultra?
The Nothing Phone (4b) has a MobileRank rating of 55/100, the Xiaomi 12S Ultra — 71/100.
Which has the better camera: the Nothing Phone (4b) or the Xiaomi 12S Ultra?
The Xiaomi 12S Ultra leads on camera score (70/100 vs 35/100).
Which is more powerful: the Nothing Phone (4b) or the Xiaomi 12S Ultra?
The Xiaomi 12S Ultra leads on performance (73/100 vs 58/100).
Should you choose the Nothing Phone (4b) over the Xiaomi 12S Ultra?
The Xiaomi 12S Ultra is a better fit for active users.