Realme 15x vs Redmi K100
The Realme 15x (2025) runs on the MediaTek Dimensity 6300, while the Redmi K100 (2026) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K100 leads — 73/100 vs 51/100 (a 22-point difference). Key differences: the Redmi K100 has the bigger battery (10000 mAh vs 7000); the Redmi K100 is faster in AnTuTu (3,298,726 vs 528,398); the Redmi K100 has NFC for contactless payments, the Realme 15x doesn't; the Realme 15x is noticeably lighter (212g vs 234g).
Profile comparison
Category scores
Realme 15x
Redmi K100
What makes Realme 15x better?
- Lighter: 212g vs 234g
- Better camera (40/100 vs 37/100)
- Better portability (49/100 vs 25/100)
What makes Redmi K100 better?
- Higher AnTuTu: 3298726 vs 528398
- Better Geekbench Single: 3013 vs 771
- Better Geekbench Multi: 9287 vs 1980
- Bigger battery: 10000 vs 7000 mAh
- Faster charging: 100W vs 60W
- Higher refresh rate: 165Hz vs 144Hz
- Higher performance (92/100 vs 43/100)
- Longer battery life (80/100 vs 75/100)
- Better display (94/100 vs 65/100)
Comparison verdict
Comparing the Realme 15x vs the Redmi K100, the Redmi K100 scores 22 points higher (73/100 vs 51/100). In the "performance" category, the Redmi K100 leads (92/100 vs 43/100). In the "performance" category, the Redmi K100 significantly outperforms the Realme 15x (92/100 vs 43/100). In the "display" category, the Redmi K100 notably outperforms the Realme 15x (94/100 vs 65/100). In the "camera" category, the Realme 15x and the Redmi K100 are nearly equal (40/100 vs 37/100). In the "battery" category, the Redmi K100 is a bit better (80/100 vs 75/100). In the "portability" category, the Realme 15x notably outperforms the Redmi K100 (49/100 vs 25/100).
Specs comparison
| Specification | Realme 15x | Redmi K100 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 6300 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 528398 | 3298726 | |
| Geekbench Single | 771 | 3013 | |
| Geekbench Multi | 1980 | 9287 | |
| Display | 6.8" IPS LCD | 6.8" AMOLED | |
| Resolution | 720x1570 | 1280x2772 | |
| Refresh rate | 144 Hz | 165 Hz | |
| Battery | 7000 mAh | 10000 mAh | |
| Charging | 60W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Front camera | 50 MP | 20 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB | |
| OS | Android 15 | Android 17 | |
| Brightness (peak) | 1200 nits | 3500 nits | |
| NFC | no | yes | |
| Protection | IP68/IP69 | IP68 | |
| Dimensions | 166.1×77.9×8.3 mm | — | |
| Weight | 212 g | 234 g | |
| Launch price | $250 | — |
Camera comparison
Realme 15x
- Main: 50MP f/1.8
- Front: 50MP
Redmi K100
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Display comparison
Realme 15x
- 6.8" IPS LCD
- Resolution: 720x1570
- Refresh rate: 144 Hz
Redmi K100
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Battery and charging
Realme 15x
- 7000 mAh
- Wired: 60W
- Wireless charging: no data
Redmi K100
- 10000 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Realme 15x and Redmi K100, covering their specs and all relevant benchmarks.
Redmi K100 leads Realme 15x by 84.0% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Redmi K100
Price unknownDetailed category analysis
performance
In the "performance" category, the Redmi K100 significantly outperforms the Realme 15x (92/100 vs 43/100).
display
In the "display" category, the Redmi K100 notably outperforms the Realme 15x (94/100 vs 65/100).
camera
In the "camera" category, the Realme 15x and the Redmi K100 are nearly equal (40/100 vs 37/100).
battery
In the "battery" category, the Redmi K100 is a bit better (80/100 vs 75/100).
portability
In the "portability" category, the Realme 15x notably outperforms the Redmi K100 (49/100 vs 25/100).
Frequently asked questions
Which is better: the Realme 15x or the Redmi K100?
The Redmi K100 significantly outperforms the Realme 15x by 22 points (73/100 vs 51/100).
What is the rating of the Realme 15x and the Redmi K100?
The Realme 15x has a MobileRank rating of 51/100, the Redmi K100 — 73/100.
Which is more powerful: the Realme 15x or the Redmi K100?
The Redmi K100 leads on performance (92/100 vs 43/100).
Should you choose the Realme 15x over the Redmi K100?
The Realme 15x is a better fit for those who care about battery life. The Redmi K100 is a better fit for gamers and power users, those who care about battery life.