OPPO A6k vs Vivo X300 Ultra
The OPPO A6k (2026) runs on the MediaTek Dimensity 6300, while the Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $135 and $950. By overall MobileRank rating, the Vivo X300 Ultra leads — 91/100 vs 44/100 (a 47-point difference). Key differences: the main camera is 50 MP vs 200 MP; the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 528,398); the Vivo X300 Ultra has NFC for contactless payments, the OPPO A6k doesn't.
Profile comparison
Category scores
OPPO A6k
Vivo X300 Ultra
What makes OPPO A6k better?
- Lighter: 216g vs 230g
- Cheaper at launch: $135 vs $950
- Better portability (44/100 vs 39/100)
What makes Vivo X300 Ultra better?
- Higher AnTuTu: 4247433 vs 528398
- Better Geekbench Single: 3639 vs 771
- Better Geekbench Multi: 11047 vs 1980
- Faster charging: 100W vs 45W
- Better main camera: 200MP vs 50MP
- Higher performance (99/100 vs 43/100)
- Better camera (96/100 vs 30/100)
- Longer battery life (85/100 vs 60/100)
- Better display (89/100 vs 55/100)
Comparison verdict
Comparing the OPPO A6k vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 47 points higher (91/100 vs 44/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 43/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 30/100). In the "battery" category, the Vivo X300 Ultra leads (85/100 vs 60/100). Value score: OPPO A6k — 66/100, Vivo X300 Ultra — 94/100; 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 Vivo X300 Ultra significantly outperforms the OPPO A6k (99/100 vs 43/100). In the "display" category, the Vivo X300 Ultra significantly outperforms the OPPO A6k (89/100 vs 55/100). In the "camera" category, the Vivo X300 Ultra significantly outperforms the OPPO A6k (96/100 vs 30/100). In the "battery" category, the Vivo X300 Ultra notably outperforms the OPPO A6k (85/100 vs 60/100). In the "portability" category, the OPPO A6k is a bit better (44/100 vs 39/100).
Specs comparison
| Specification | OPPO A6k | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 6300 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 528398 | 4247433 | |
| Geekbench Single | 771 | 3639 | |
| Geekbench Multi | 1980 | 11047 | |
| Display | 6.8" IPS LCD | 6.8" LTPO OLED | |
| Resolution | 720x1570 | 3168x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7000 mAh | 7000 mAh | |
| Charging | 45W | 100W | |
| Wireless charging | 0W | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | 50 MP | 200 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 4GB / 8GB / 12GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 16 | |
| Brightness (peak) | 1125 nits | — | |
| NFC | no | yes | |
| Protection | IP68/IP69 | IP69 | |
| Dimensions | 166.6×78.5×8.6 mm | 163.0×76.8×8.2 mm | |
| Weight | 216 g | 230 g | |
| Launch price | $135 | $950 |
Camera comparison
OPPO A6k
- Main: 50MP f/1.8
- Front: 8MP
Vivo X300 Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Display comparison
OPPO A6k
- 6.8" IPS LCD
- Resolution: 720x1570
- Refresh rate: 120 Hz
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Battery and charging
OPPO A6k
- 7000 mAh
- Wired: 45W
- No wireless charging
Vivo X300 Ultra
- 7000 mAh
- NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
- Wired: 100W
- Wireless: 40W
Overall performance score
We compared OPPO A6k and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads OPPO A6k by 87.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $815. OPPO A6k was $815 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo X300 Ultra significantly outperforms the OPPO A6k (99/100 vs 43/100).
display
In the "display" category, the Vivo X300 Ultra significantly outperforms the OPPO A6k (89/100 vs 55/100).
camera
In the "camera" category, the Vivo X300 Ultra significantly outperforms the OPPO A6k (96/100 vs 30/100).
battery
In the "battery" category, the Vivo X300 Ultra notably outperforms the OPPO A6k (85/100 vs 60/100).
portability
In the "portability" category, the OPPO A6k is a bit better (44/100 vs 39/100).
Frequently asked questions
Which is better: the OPPO A6k or the Vivo X300 Ultra?
The Vivo X300 Ultra significantly outperforms the OPPO A6k by 47 points (91/100 vs 44/100).
What is the rating of the OPPO A6k and the Vivo X300 Ultra?
The OPPO A6k has a MobileRank rating of 44/100, the Vivo X300 Ultra — 91/100.
Which has the better camera: the OPPO A6k or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on camera score (96/100 vs 30/100).
Which is more powerful: the OPPO A6k or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (99/100 vs 43/100).
Should you choose the OPPO A6k over the Vivo X300 Ultra?
The Vivo X300 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.