Oscal Flat 3C Mini vs Vivo X300 Ultra
The Oscal Flat 3C Mini (2026) runs on the Unisoc SC9863A, while the Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Vivo X300 Ultra leads — 91/100 vs 16/100 (a 75-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 3000); the main camera is 5 MP vs 200 MP; the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 153,667); the Vivo X300 Ultra has NFC for contactless payments, the Oscal Flat 3C Mini doesn't; the Oscal Flat 3C Mini is noticeably lighter (158g vs 230g).
Profile comparison
Category scores
Oscal Flat 3C Mini
Vivo X300 Ultra
What makes Oscal Flat 3C Mini better?
- Lighter: 158g vs 230g
- Better portability (68/100 vs 39/100)
What makes Vivo X300 Ultra better?
- Higher AnTuTu: 4247433 vs 153667
- Better Geekbench Single: 3639 vs 205
- Better Geekbench Multi: 11047 vs 846
- Bigger battery: 7000 vs 3000 mAh
- Faster charging: 100W vs 10W
- Better main camera: 200MP vs 5MP
- Higher refresh rate: 120Hz vs 60Hz
- Higher performance (99/100 vs 9/100)
- Better camera (96/100 vs 10/100)
- Longer battery life (85/100 vs 12/100)
- Better display (89/100 vs 31/100)
Comparison verdict
Comparing the Oscal Flat 3C Mini vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 75 points higher (91/100 vs 16/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 9/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 10/100). In the "battery" category, the Vivo X300 Ultra leads (85/100 vs 12/100). In the "performance" category, the Vivo X300 Ultra significantly outperforms the Oscal Flat 3C Mini (99/100 vs 9/100). In the "display" category, the Vivo X300 Ultra significantly outperforms the Oscal Flat 3C Mini (89/100 vs 31/100). In the "camera" category, the Vivo X300 Ultra significantly outperforms the Oscal Flat 3C Mini (96/100 vs 10/100). In the "battery" category, the Vivo X300 Ultra significantly outperforms the Oscal Flat 3C Mini (85/100 vs 12/100). In the "portability" category, the Oscal Flat 3C Mini notably outperforms the Vivo X300 Ultra (68/100 vs 39/100).
Specs comparison
| Specification | Oscal Flat 3C Mini | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | Unisoc SC9863A | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 153667 | 4247433 | |
| Geekbench Single | 205 | 3639 | |
| Geekbench Multi | 846 | 11047 | |
| Display | 5.0" IPS LCD | 6.8" LTPO OLED | |
| Resolution | 480x854 | 3168x1440 | |
| Refresh rate | 60 Hz | 120 Hz | |
| Battery | 3000 mAh | 7000 mAh | |
| Charging | 10W | 100W | |
| Wireless charging | 0W | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | 5 MP | 200 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 2 MP | 32 MP | |
| RAM | 3GB | 12GB / 16GB | |
| Storage | 32GB | 256GB / 512GB / 1TB | |
| OS | Android 16 Go | Android 16 | |
| NFC | no | yes | |
| Protection | — | IP69 | |
| Dimensions | 135.6×70.2×11.1 mm | 163.0×76.8×8.2 mm | |
| Weight | 158 g | 230 g | |
| Launch price | — | $950 |
Camera comparison
Oscal Flat 3C Mini
- Main: 5MP
- Front: 2MP
Vivo X300 Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Display comparison
Oscal Flat 3C Mini
- 5.0" IPS LCD
- Resolution: 480x854
- Refresh rate: 60 Hz
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Battery and charging
Oscal Flat 3C Mini
- 3000 mAh
- Wired: 10W
- 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 Oscal Flat 3C Mini and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads Oscal Flat 3C Mini by 96.4% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Oscal Flat 3C Mini
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo X300 Ultra significantly outperforms the Oscal Flat 3C Mini (99/100 vs 9/100).
display
In the "display" category, the Vivo X300 Ultra significantly outperforms the Oscal Flat 3C Mini (89/100 vs 31/100).
camera
In the "camera" category, the Vivo X300 Ultra significantly outperforms the Oscal Flat 3C Mini (96/100 vs 10/100).
battery
In the "battery" category, the Vivo X300 Ultra significantly outperforms the Oscal Flat 3C Mini (85/100 vs 12/100).
portability
In the "portability" category, the Oscal Flat 3C Mini notably outperforms the Vivo X300 Ultra (68/100 vs 39/100).
Frequently asked questions
Which is better: the Oscal Flat 3C Mini or the Vivo X300 Ultra?
The Vivo X300 Ultra significantly outperforms the Oscal Flat 3C Mini by 75 points (91/100 vs 16/100).
What is the rating of the Oscal Flat 3C Mini and the Vivo X300 Ultra?
The Oscal Flat 3C Mini has a MobileRank rating of 16/100, the Vivo X300 Ultra — 91/100.
Which has the better camera: the Oscal Flat 3C Mini or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on camera score (96/100 vs 10/100).
Which is more powerful: the Oscal Flat 3C Mini or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (99/100 vs 9/100).
Should you choose the Oscal Flat 3C Mini 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.