OnePlus 15 vs Oppo K13x
The OnePlus 15 (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Oppo K13x (2025) runs on the MediaTek Dimensity 6300; launch prices were $799 and $165. By overall MobileRank rating, the OnePlus 15 leads — 86/100 vs 44/100 (a 42-point difference). Key differences: the OnePlus 15 has the bigger battery (6500 mAh vs 6000); the OnePlus 15 is faster in AnTuTu (3,606,149 vs 528,398); the Oppo K13x is noticeably lighter (194g vs 213g).
Profile comparison
Category scores
OnePlus 15
Oppo K13x
What makes OnePlus 15 better?
- Higher AnTuTu: 3606149 vs 528398
- Better Geekbench Single: 3639 vs 771
- Better Geekbench Multi: 11047 vs 1980
- Bigger battery: 6500 vs 6000 mAh
- Faster charging: 120W vs 45W
- Higher performance (97/100 vs 43/100)
- Better camera (78/100 vs 30/100)
- Longer battery life (89/100 vs 56/100)
- Better display (84/100 vs 55/100)
What makes Oppo K13x better?
- Lighter: 194g vs 213g
- Cheaper at launch: $165 vs $799
- Better portability (63/100 vs 50/100)
Comparison verdict
Comparing the OnePlus 15 vs the Oppo K13x, the OnePlus 15 scores 42 points higher (86/100 vs 44/100). In the "performance" category, the OnePlus 15 leads (97/100 vs 43/100). In the "camera" category, the OnePlus 15 leads (78/100 vs 30/100). In the "battery" category, the OnePlus 15 leads (89/100 vs 56/100). Value score: OnePlus 15 — 86/100, Oppo K13x — 58/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the OnePlus 15 significantly outperforms the Oppo K13x (97/100 vs 43/100). In the "display" category, the OnePlus 15 notably outperforms the Oppo K13x (84/100 vs 55/100). In the "camera" category, the OnePlus 15 significantly outperforms the Oppo K13x (78/100 vs 30/100). In the "battery" category, the OnePlus 15 significantly outperforms the Oppo K13x (89/100 vs 56/100). In the "portability" category, the Oppo K13x is a bit better (63/100 vs 50/100).
Specs comparison
| Specification | OnePlus 15 | Oppo K13x | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | MediaTek Dimensity 6300 | |
| AnTuTu | 3606149 | 528398 | |
| Geekbench Single | 3639 | 771 | |
| Geekbench Multi | 11047 | 1980 | |
| Display | 6.8" AMOLED | 6.7" IPS LCD | |
| Resolution | 1272x2772 | 720x1604 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6500 mAh | 6000 mAh | |
| Charging | 120W | 45W | |
| Wireless charging | 50W | 0W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 8 MP | |
| RAM | 12GB / 16GB | 4GB / 6GB / 8GB | |
| Storage | 256GB / 512GB | 128GB / 256GB | |
| OS | Android 16, OxygenOS 16 (Global), ColorOS 16 (China) | Android 15, ColorOS 15 | |
| Brightness (peak) | 1800 nits | 1000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP65 | |
| Dimensions | 161.4×76.7×8.1 mm | 165.7×76.2×7.9 mm | |
| Weight | 213 g | 194 g | |
| Launch price | $799 | $165 |
Camera comparison
OnePlus 15
- Main: 50MP f/1.8
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Oppo K13x
- Main: 50MP f/1.8
- Front: 8MP
Display comparison
OnePlus 15
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 120 Hz
Oppo K13x
- 6.7" IPS LCD
- Resolution: 720x1604
- Refresh rate: 120 Hz
Battery and charging
OnePlus 15
- 6500 mAh
- Wired: 120W
- Wireless: 50W
Oppo K13x
- 6000 mAh
- Wired: 45W
- No wireless charging
Overall performance score
We compared OnePlus 15 and Oppo K13x, covering their specs and all relevant benchmarks.
OnePlus 15 leads Oppo K13x by 582.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $634. Oppo K13x was $634 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the OnePlus 15 significantly outperforms the Oppo K13x (97/100 vs 43/100).
display
In the "display" category, the OnePlus 15 notably outperforms the Oppo K13x (84/100 vs 55/100).
camera
In the "camera" category, the OnePlus 15 significantly outperforms the Oppo K13x (78/100 vs 30/100).
battery
In the "battery" category, the OnePlus 15 significantly outperforms the Oppo K13x (89/100 vs 56/100).
portability
In the "portability" category, the Oppo K13x is a bit better (63/100 vs 50/100).
Frequently asked questions
Which is better: the OnePlus 15 or the Oppo K13x?
The OnePlus 15 significantly outperforms the Oppo K13x by 42 points (86/100 vs 44/100).
What is the rating of the OnePlus 15 and the Oppo K13x?
The OnePlus 15 has a MobileRank rating of 86/100, the Oppo K13x — 44/100.
Which has the better camera: the OnePlus 15 or the Oppo K13x?
The OnePlus 15 leads on camera score (78/100 vs 30/100).
Which is more powerful: the OnePlus 15 or the Oppo K13x?
The OnePlus 15 leads on performance (97/100 vs 43/100).
Should you choose the OnePlus 15 over the Oppo K13x?
The OnePlus 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.