Nothing Phone (4b) vs OPPO K13x 5G
28.9Performance21.8
52.8Display45.2
42.6Camera29
49.7Battery61.9
65.3Features36
6 spec wins — Nothing Phone (4b)6 spec wins — OPPO K13x 5G
InnoReviews verdict
Nothing Phone (4b) wins this phone face-off, 44.2 to 37.3, pulling ahead mainly in features (+29) and camera (+14). OPPO K13x 5G still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Nothing Phone (4b)
- Stronger performance score: 29 vs 22
- Stronger display score: 53 vs 45
- Stronger camera score: 43 vs 29
- Stronger features score: 65 vs 36
- 100% higher Peak brightness: 2,000 nits vs 1,000 nits
Reasons to pick the OPPO K13x 5G
- Stronger battery score: 62 vs 50
- 36% higher Wired charging: 45 W vs 33 W
- 15% higher capacity: 6,000 mAh vs 5,200 mAh
- Has 3.5mm jack — the other doesn't
Display
| Spec | Nothing Phone (4b) | OPPO K13x 5G |
|---|---|---|
| Screen size | 6.77 ″+1% | 6.67 ″ |
| Panel type | AMOLED | IPS LCD |
| Resolution | 1080x2344 | 1604x720 |
| Pixel density | 381 ppi+44% | 264 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 2,000 nits+100% | 1,000 nits |
| Screen-to-body | 87.4 % | 89.9 %+3% |
Performance
| Spec | Nothing Phone (4b) | OPPO K13x 5G |
|---|---|---|
| Chipset | Snapdragon 6 Gen 4 | MediaTek Dimensity 6300 |
| Geekbench 6 (single) | — | 785Bottom 19% |
| Geekbench 6 (multi) | — | 1,984Bottom 16% |
| RAM (max) | 8 GB | 8 GB |
| Storage options | 128GB/256GB | 128GB |
| Storage type | UFS 2.2 | UFS 2.2 |
Camera
| Spec | Nothing Phone (4b) | OPPO K13x 5G |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.8 |
| Ultra-wide | 8 MP | — |
| Max video | 4K@30fps | 1080p@60fps |
| Front camera | 16 MP+100% | 8 MP |
| OIS | Yes | No |
Battery
| Spec | Nothing Phone (4b) | OPPO K13x 5G |
|---|---|---|
| Capacity | 5,200 mAh | 6,000 mAh+15% |
| Wired charging | 33 W | 45 W+36% |
| Wireless charging | 0 W | — |
Design
| Spec | Nothing Phone (4b) | OPPO K13x 5G |
|---|---|---|
| Weight | 210 g | 194 g+8% |
| Thickness | 8.6 mm | 7.9 mm+8% |
| IP rating | IP64 | IP65 |
| Frame material | Plastic | Plastic |
Connectivity
| Spec | Nothing Phone (4b) | OPPO K13x 5G |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 5 |
| Bluetooth | 6.0 | 5.4 |
| NFC | Yes | — |
| USB | USB-C 2.0 | USB-C |
Software
| Spec | Nothing Phone (4b) | OPPO K13x 5G |
|---|---|---|
| OS at launch | Android 16 (Nothing OS 4.1) | Android 15 (ColorOS 15) |
| OS update pledge | 3 years+50% | 2 years |
Audio
| Spec | Nothing Phone (4b) | OPPO K13x 5G |
|---|---|---|
| Stereo speakers | Yes | — |
| 3.5mm jack | No | Yes |