OnePlus Ace 6 Ultra vs Samsung Galaxy A15
The OnePlus Ace 6 Ultra (2026) runs on the MediaTek Dimensity 9500, while the Samsung Galaxy A15 (2024) runs on the MediaTek Helio G99; launch prices were $555 and $200. By overall MobileRank rating, the OnePlus Ace 6 Ultra leads — 74/100 vs 48/100 (a 26-point difference). Key differences: the OnePlus Ace 6 Ultra has the bigger battery (8600 mAh vs 5000); the OnePlus Ace 6 Ultra is faster in AnTuTu (3,429,868 vs 554,590); the Samsung Galaxy A15 is noticeably lighter (200g vs 217g).
Profile comparison
Category scores
OnePlus Ace 6 Ultra
Samsung Galaxy A15
What makes OnePlus Ace 6 Ultra better?
- Higher AnTuTu: 3429868 vs 554590
- Better Geekbench Single: 3293 vs 727
- Better Geekbench Multi: 10243 vs 2047
- Bigger battery: 8600 vs 5000 mAh
- Higher refresh rate: 165Hz vs 90Hz
- Higher performance (94/100 vs 43/100)
- Better camera (35/100 vs 31/100)
- Longer battery life (82/100 vs 66/100)
- Better display (94/100 vs 68/100)
What makes Samsung Galaxy A15 better?
- Lighter: 200g vs 217g
- Cheaper at launch: $200 vs $555
- Better portability (60/100 vs 43/100)
Comparison verdict
Comparing the OnePlus Ace 6 Ultra vs the Samsung Galaxy A15, the OnePlus Ace 6 Ultra scores 26 points higher (74/100 vs 48/100). In the "performance" category, the OnePlus Ace 6 Ultra leads (94/100 vs 43/100). In the "battery" category, the OnePlus Ace 6 Ultra leads (82/100 vs 66/100). Value score: OnePlus Ace 6 Ultra — 66/100, Samsung Galaxy A15 — 56/100; 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 Ace 6 Ultra significantly outperforms the Samsung Galaxy A15 (94/100 vs 43/100). In the "display" category, the OnePlus Ace 6 Ultra notably outperforms the Samsung Galaxy A15 (94/100 vs 68/100). In the "camera" category, the OnePlus Ace 6 Ultra and the Samsung Galaxy A15 are nearly equal (35/100 vs 31/100). In the "battery" category, the OnePlus Ace 6 Ultra notably outperforms the Samsung Galaxy A15 (82/100 vs 66/100). In the "portability" category, the Samsung Galaxy A15 notably outperforms the OnePlus Ace 6 Ultra (60/100 vs 43/100).
Specs comparison
| Specification | OnePlus Ace 6 Ultra | Samsung Galaxy A15 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | MediaTek Helio G99 | |
| AnTuTu | 3429868 | 554590 | |
| Geekbench Single | 3293 | 727 | |
| Geekbench Multi | 10243 | 2047 | |
| Display | 6.8" AMOLED | 6.5" AMOLED | |
| Resolution | 1272x2772 | — | |
| Refresh rate | 165 Hz | 90 Hz | |
| Battery | 8600 mAh | 5000 mAh | |
| Charging | 120W | — | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 16 MP | 13 MP | |
| RAM | 12GB / 16GB | 4GB / 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16 | — | |
| Brightness (peak) | 1800 nits | — | |
| NFC | yes | — | |
| Protection | IP66 | — | |
| Dimensions | 162.5×77.5×8.5 mm | — | |
| Weight | 217 g | 200 g | |
| Launch price | $555 | $200 |
Camera comparison
OnePlus Ace 6 Ultra
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Samsung Galaxy A15
- Main: 50MP
- Front: 13MP
Display comparison
OnePlus Ace 6 Ultra
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 165 Hz
Samsung Galaxy A15
- 6.5" AMOLED
- Refresh rate: 90 Hz
Battery and charging
OnePlus Ace 6 Ultra
- 8600 mAh
- Wired: 120W
- No wireless charging
Samsung Galaxy A15
- 5000 mAh
- Wireless charging: no data
Overall performance score
We compared OnePlus Ace 6 Ultra and Samsung Galaxy A15, covering their specs and all relevant benchmarks.
OnePlus Ace 6 Ultra leads Samsung Galaxy A15 by 518.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $355. Samsung Galaxy A15 was $355 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the Samsung Galaxy A15 (94/100 vs 43/100).
display
In the "display" category, the OnePlus Ace 6 Ultra notably outperforms the Samsung Galaxy A15 (94/100 vs 68/100).
camera
In the "camera" category, the OnePlus Ace 6 Ultra and the Samsung Galaxy A15 are nearly equal (35/100 vs 31/100).
battery
In the "battery" category, the OnePlus Ace 6 Ultra notably outperforms the Samsung Galaxy A15 (82/100 vs 66/100).
portability
In the "portability" category, the Samsung Galaxy A15 notably outperforms the OnePlus Ace 6 Ultra (60/100 vs 43/100).
Frequently asked questions
Which is better: the OnePlus Ace 6 Ultra or the Samsung Galaxy A15?
The OnePlus Ace 6 Ultra significantly outperforms the Samsung Galaxy A15 by 26 points (74/100 vs 48/100).
What is the rating of the OnePlus Ace 6 Ultra and the Samsung Galaxy A15?
The OnePlus Ace 6 Ultra has a MobileRank rating of 74/100, the Samsung Galaxy A15 — 48/100.
Which is more powerful: the OnePlus Ace 6 Ultra or the Samsung Galaxy A15?
The OnePlus Ace 6 Ultra leads on performance (94/100 vs 43/100).
Should you choose the OnePlus Ace 6 Ultra over the Samsung Galaxy A15?
The OnePlus Ace 6 Ultra is a better fit for gamers and power users, those who care about battery life.