OnePlus 15T vs Realme X3
The OnePlus 15T (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Realme X3 (2020) runs on the Qualcomm Snapdragon 855+; estimated prices are $799 and $450. By overall MobileRank rating, the OnePlus 15T leads — 80/100 vs 33/100 (a 47-point difference). Key differences: the OnePlus 15T has the bigger battery (6400 mAh vs 4200); the main camera is 50 MP vs 64 MP; the OnePlus 15T is faster in AnTuTu (3,676,955 vs 859,084); the OnePlus 15T has NFC for contactless payments, the Realme X3 doesn't.
OnePlus 15T
Realme X3
- Higher AnTuTu: 3676955 vs 859084
- Better Geekbench Single: 3640 vs 1031
- Better Geekbench Multi: 11033 vs 2864
- Bigger battery: 6400 vs 4200 mAh
- Faster charging: 100W vs 30W
- Higher performance (88/100 vs 2/100)
- Better camera (74/100 vs 45/100)
- Longer battery life (76/100 vs 19/100)
- Better main camera: 64MP vs 50MP
- Lighter: 202g vs 206g
- Cheaper: $450 vs $799
- Better design/ergonomics (47/100 vs 42/100)
- Better value for money (79/100 vs 55/100)
Comparing the OnePlus 15T vs the Realme X3, the OnePlus 15T scores 47 points higher (80/100 vs 33/100). In the "performance" category, the OnePlus 15T leads (88/100 vs 2/100). In the "camera" category, the OnePlus 15T leads (74/100 vs 45/100). In the "battery" category, the OnePlus 15T leads (76/100 vs 19/100). In the "value for money" category, the Realme X3 leads (79/100 vs 55/100). In the "performance" category, the OnePlus 15T significantly outperforms the Realme X3 (88/100 vs 2/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the OnePlus 15T notably outperforms the Realme X3 (74/100 vs 45/100). In the "battery" category, the OnePlus 15T significantly outperforms the Realme X3 (76/100 vs 19/100). In the "design" category, the Realme X3 is a bit better (47/100 vs 42/100). In the "value for money" category, the Realme X3 notably outperforms the OnePlus 15T (79/100 vs 55/100).
| Specification | OnePlus 15T | Realme X3 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 855+ | |
| AnTuTu | 3676955 | 859084 | |
| Geekbench Single | 3640 | 1031 | |
| Geekbench Multi | 11033 | 2864 | |
| Display | 6.8" LTPO AMOLED | 6.0" IPS LCD | |
| Resolution | 3168x1440 | 1080x2400 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6400 mAh | 4200 mAh | |
| Charging | 100W | 30W | |
| Wireless charging | 50W | 0W | |
| Main camera | 50 MP | 64 MP | |
| Ultrawide | 50 MP | 8 MP | |
| Telephoto | 50 MP | 12 MP | |
| Front camera | 32 MP | 16 MP | |
| RAM | 12GB / 16GB | 6GB / 8GB | |
| Storage | 256GB / 512GB | 128GB | |
| OS | Android 16 | Android 10, Realme UI | |
| Brightness (peak) | 3600 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | 150.6×71.8×8.4 mm | 163.8×75.8×8.9 mm | |
| Weight | 206 g | 202 g | |
| Price | $799 | $450 |
OnePlus 15T
- Main: 50MP f/1.6
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Realme X3
- Main: 64MP f/f/1.8
- Ultrawide: 8MP
- Telephoto: 12MP
- Front: 16MP
OnePlus 15T
- 6.8" LTPO AMOLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Realme X3
- 6.0" IPS LCD
- Resolution: 1080x2400
- Refresh rate: 120 Hz
OnePlus 15T
- 6400 mAh
- Wired: 100W
- Wireless: 50W
Realme X3
- 4200 mAh
- Wired: 30W
- No wireless charging
We compared OnePlus 15T and Realme X3, covering their specs and all relevant benchmarks.
OnePlus 15T leads Realme X3 by 328.0% in our overall performance rating.
Price difference: $349. Realme X3 is cheaper by $349.
performance
In the "performance" category, the OnePlus 15T significantly outperforms the Realme X3 (88/100 vs 2/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the OnePlus 15T notably outperforms the Realme X3 (74/100 vs 45/100).
battery
In the "battery" category, the OnePlus 15T significantly outperforms the Realme X3 (76/100 vs 19/100).
design
In the "design" category, the Realme X3 is a bit better (47/100 vs 42/100).
value for money
In the "value for money" category, the Realme X3 notably outperforms the OnePlus 15T (79/100 vs 55/100).
Which is better: the OnePlus 15T or the Realme X3?
The OnePlus 15T significantly outperforms the Realme X3 by 47 points (80/100 vs 33/100).
What is the rating of the OnePlus 15T and the Realme X3?
The OnePlus 15T has a MobileRank rating of 80/100, the Realme X3 — 33/100.
Which has the better camera: the OnePlus 15T or the Realme X3?
The OnePlus 15T leads on camera score (74/100 vs 45/100).
Which is more powerful: the OnePlus 15T or the Realme X3?
The OnePlus 15T leads on performance (88/100 vs 2/100).
Should you choose the OnePlus 15T over the Realme X3?
The OnePlus 15T is a better fit for gamers and power users, those who care about battery life. The Realme X3 is a better fit for budget-conscious buyers.