OnePlus 15s vs Realme X3
The OnePlus 15s (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Realme X3 (2020) runs on the Qualcomm Snapdragon 855+. By overall MobileRank rating, the OnePlus 15s leads — 83/100 vs 50/100 (a 33-point difference). Key differences: the OnePlus 15s has the bigger battery (7500 mAh vs 4200); the main camera is 50 MP vs 64 MP; the OnePlus 15s is faster in AnTuTu (3,950,082 vs 859,084).
Profile comparison
Category scores
OnePlus 15s
Realme X3
What makes OnePlus 15s better?
- Higher AnTuTu: 3950082 vs 859084
- Better Geekbench Single: 3639 vs 1031
- Better Geekbench Multi: 11047 vs 2864
- Bigger battery: 7500 vs 4200 mAh
- Faster charging: 100W vs 30W
- Higher refresh rate: 165Hz vs 120Hz
- Lighter: 195g vs 202g
- Higher performance (98/100 vs 55/100)
- Better camera (53/100 vs 48/100)
- Longer battery life (89/100 vs 28/100)
- Better display (95/100 vs 70/100)
- Better portability (64/100 vs 48/100)
What makes Realme X3 better?
- Better main camera: 64MP vs 50MP
- Overall rating 50/100
Comparison verdict
Comparing the OnePlus 15s vs the Realme X3, the OnePlus 15s scores 33 points higher (83/100 vs 50/100). In the "performance" category, the OnePlus 15s leads (98/100 vs 55/100). In the "battery" category, the OnePlus 15s leads (89/100 vs 28/100). In the "performance" category, the OnePlus 15s significantly outperforms the Realme X3 (98/100 vs 55/100). In the "display" category, the OnePlus 15s notably outperforms the Realme X3 (95/100 vs 70/100). In the "camera" category, the OnePlus 15s is a bit better (53/100 vs 48/100). In the "battery" category, the OnePlus 15s significantly outperforms the Realme X3 (89/100 vs 28/100). In the "portability" category, the OnePlus 15s notably outperforms the Realme X3 (64/100 vs 48/100).
Specs comparison
| Specification | OnePlus 15s | Realme X3 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 855+ | |
| AnTuTu | 3950082 | 859084 | |
| Geekbench Single | 3639 | 1031 | |
| Geekbench Multi | 11047 | 2864 | |
| Display | 6.3" AMOLED | 6.0" IPS LCD | |
| Resolution | 2640x1216 | 1080x2400 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 7500 mAh | 4200 mAh | |
| Charging | 100W | 30W | |
| Wireless charging | 50W | 0W | |
| Main camera | 50 MP | 64 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Telephoto | 50 MP | 12 MP | |
| Front camera | 16 MP | 16 MP | |
| RAM | 12GB | 6GB / 8GB | |
| Storage | 256GB / 512GB | 128GB | |
| OS | Android 16 | Android 10, Realme UI | |
| NFC | — | no | |
| Dimensions | — | 163.8×75.8×8.9 mm | |
| Weight | 195 g | 202 g | |
| Launch price | $700 | — |
Camera comparison
OnePlus 15s
- Main: 50MP f/1.8
- Telephoto: 50MP
- Front: 16MP
Realme X3
- Main: 64MP f/1.8
- Ultrawide: 8MP
- Telephoto: 12MP
- Front: 16MP
Display comparison
OnePlus 15s
- 6.3" AMOLED
- Resolution: 2640x1216
- Refresh rate: 165 Hz
Realme X3
- 6.0" IPS LCD
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Battery and charging
OnePlus 15s
- 7500 mAh
- Wired: 100W
- Wireless: 50W
Realme X3
- 4200 mAh
- Wired: 30W
- No wireless charging
Overall performance score
We compared OnePlus 15s and Realme X3, covering their specs and all relevant benchmarks.
OnePlus 15s leads Realme X3 by 359.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Realme X3
Price unknownDetailed category analysis
performance
In the "performance" category, the OnePlus 15s significantly outperforms the Realme X3 (98/100 vs 55/100).
display
In the "display" category, the OnePlus 15s notably outperforms the Realme X3 (95/100 vs 70/100).
camera
In the "camera" category, the OnePlus 15s is a bit better (53/100 vs 48/100).
battery
In the "battery" category, the OnePlus 15s significantly outperforms the Realme X3 (89/100 vs 28/100).
portability
In the "portability" category, the OnePlus 15s notably outperforms the Realme X3 (64/100 vs 48/100).
Frequently asked questions
Which is better: the OnePlus 15s or the Realme X3?
The OnePlus 15s significantly outperforms the Realme X3 by 33 points (83/100 vs 50/100).
What is the rating of the OnePlus 15s and the Realme X3?
The OnePlus 15s has a MobileRank rating of 83/100, the Realme X3 — 50/100.
Which has the better camera: the OnePlus 15s or the Realme X3?
The OnePlus 15s leads on camera score (53/100 vs 48/100).
Which is more powerful: the OnePlus 15s or the Realme X3?
The OnePlus 15s leads on performance (98/100 vs 55/100).
Should you choose the OnePlus 15s over the Realme X3?
The OnePlus 15s is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.