Nothing Phone (4b) vs Oppo K13
The Nothing Phone (4b) (2026) runs on the Qualcomm Snapdragon 6 Gen 4, while the Oppo K13 (2025) runs on the Qualcomm Snapdragon 6 Gen 4. Both devices score the same overall rating of 55/100. Key differences: the Oppo K13 has the bigger battery (7000 mAh vs 5200).
Profile comparison
Category scores
Nothing Phone (4b)
Oppo K13
What makes Nothing Phone (4b) better?
- Better camera (35/100 vs 32/100)
What makes Oppo K13 better?
- Bigger battery: 7000 vs 5200 mAh
- Faster charging: 80W vs 33W
- Lighter: 208g vs 210g
- Longer battery life (68/100 vs 59/100)
- Better portability (49/100 vs 47/100)
Comparison verdict
The Nothing Phone (4b) and the Oppo K13 received the same MobileRank rating — 55/100. In the "performance" category, both devices are on the same level — 58/100. In the "display" category, both devices are on the same level — 79/100. In the "camera" category, the Nothing Phone (4b) and the Oppo K13 are nearly equal (35/100 vs 32/100). In the "battery" category, the Oppo K13 is a bit better (68/100 vs 59/100). In the "portability" category, the Oppo K13 and the Nothing Phone (4b) are nearly equal (49/100 vs 47/100).
Specs comparison
| Specification | Nothing Phone (4b) | Oppo K13 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 6 Gen 4 | Qualcomm Snapdragon 6 Gen 4 | |
| AnTuTu | 975254 | 975254 | |
| Geekbench Single | 1087 | 1087 | |
| Geekbench Multi | 3148 | 3148 | |
| Display | 6.8" AMOLED | 6.7" AMOLED | |
| Resolution | 1080x2344 | 1080x2400 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5200 mAh | 7000 mAh | |
| Charging | 33W | 80W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 16 MP | 16 MP | |
| RAM | 8GB | 8GB | |
| Storage | 128GB / 256GB | 128GB / 256GB | |
| OS | Android 16 | Android 15, up to 2 major Android upgrades, ColorOS 15 | |
| Brightness (peak) | 2000 nits | 1200 nits | |
| NFC | yes | — | |
| Protection | IP64 | IP65 | |
| Dimensions | 164.4×78.2×8.6 mm | 163.2×76.1×8.5 mm | |
| Weight | 210 g | 208 g | |
| Launch price | $355 | — |
Camera comparison
Nothing Phone (4b)
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Oppo K13
- Main: 50MP f/1.9
- Front: 16MP
Display comparison
Nothing Phone (4b)
- 6.8" AMOLED
- Resolution: 1080x2344
- Refresh rate: 120 Hz
Oppo K13
- 6.7" AMOLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Battery and charging
Nothing Phone (4b)
- 5200 mAh
- Wired: 33W
- Wireless charging: no data
Oppo K13
- 7000 mAh
- Wired: 80W
- No wireless charging
Overall performance score
We compared Nothing Phone (4b) and Oppo K13, covering their specs and all relevant benchmarks.
Equal performance based on benchmark results.
Benchmarks
Launch prices and where to check today's
Oppo K13
Price unknownDetailed category analysis
performance
In the "performance" category, both devices are on the same level — 58/100.
display
In the "display" category, both devices are on the same level — 79/100.
camera
In the "camera" category, the Nothing Phone (4b) and the Oppo K13 are nearly equal (35/100 vs 32/100).
battery
In the "battery" category, the Oppo K13 is a bit better (68/100 vs 59/100).
portability
In the "portability" category, the Oppo K13 and the Nothing Phone (4b) are nearly equal (49/100 vs 47/100).
Frequently asked questions
Which is better: the Nothing Phone (4b) or the Oppo K13?
Both devices scored 55/100. They are identical on performance — 58/100 for both. The clearest difference is battery life: better on the Oppo K13 (68/100 vs 59/100).
What is the rating of the Nothing Phone (4b) and the Oppo K13?
The Nothing Phone (4b) has a MobileRank rating of 55/100, the Oppo K13 — 55/100.
Should you choose the Nothing Phone (4b) over the Oppo K13?
Neither model stands out enough to recommend it for a specific use case: the clearest difference is battery life — better on the Oppo K13 (68/100 vs 59/100).