Redmi K80 Ultra vs Samsung Galaxy A6 2018
The Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+, while the Samsung Galaxy A6 2018 (2018) runs on the Samsung Exynos 7870; launch prices were $350 and $400. By overall MobileRank rating, the Redmi K80 Ultra leads — 73/100 vs 21/100 (a 52-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 3000); the main camera is 50 MP vs 16 MP; the Redmi K80 Ultra is faster in AnTuTu (2,874,956 vs 192,269); the Samsung Galaxy A6 2018 is noticeably lighter (162g vs 219g).
Profile comparison
Category scores
Redmi K80 Ultra
Samsung Galaxy A6 2018
What makes Redmi K80 Ultra better?
- Higher AnTuTu: 2874956 vs 192269
- Better Geekbench Single: 2729 vs 172
- Better Geekbench Multi: 8430 vs 492
- Bigger battery: 7410 vs 3000 mAh
- Faster charging: 100W vs 15W
- Better main camera: 50MP vs 16MP
- Higher refresh rate: 144Hz vs 60Hz
- Cheaper at launch: $350 vs $400
- Higher performance (89/100 vs 11/100)
- Better camera (37/100 vs 14/100)
- Longer battery life (86/100 vs 15/100)
- Better display (94/100 vs 48/100)
What makes Samsung Galaxy A6 2018 better?
- Lighter: 162g vs 219g
- Better portability (83/100 vs 40/100)
Comparison verdict
Comparing the Redmi K80 Ultra vs the Samsung Galaxy A6 2018, the Redmi K80 Ultra scores 52 points higher (73/100 vs 21/100). In the "performance" category, the Redmi K80 Ultra leads (89/100 vs 11/100). In the "camera" category, the Redmi K80 Ultra leads (37/100 vs 14/100). In the "battery" category, the Redmi K80 Ultra leads (86/100 vs 15/100). Value score: Redmi K80 Ultra — 80/100, Samsung Galaxy A6 2018 — 0/100; 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 Redmi K80 Ultra significantly outperforms the Samsung Galaxy A6 2018 (89/100 vs 11/100). In the "display" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy A6 2018 (94/100 vs 48/100). In the "camera" category, the Redmi K80 Ultra notably outperforms the Samsung Galaxy A6 2018 (37/100 vs 14/100). In the "battery" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy A6 2018 (86/100 vs 15/100). In the "portability" category, the Samsung Galaxy A6 2018 significantly outperforms the Redmi K80 Ultra (83/100 vs 40/100).
Specs comparison
| Specification | Redmi K80 Ultra | Samsung Galaxy A6 2018 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9400+ | Samsung Exynos 7870 | |
| AnTuTu | 2874956 | 192269 | |
| Geekbench Single | 2729 | 172 | |
| Geekbench Multi | 8430 | 492 | |
| Display | 6.8" OLED | 5.6" Super AMOLED | |
| Resolution | 1280x2772 | 1480x720 | |
| Refresh rate | 144 Hz | 60 Hz | |
| Battery | 7410 mAh | 3000 mAh | |
| Charging | 100W | 15W | |
| Main camera | 50 MP | 16 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 20 MP | 16 MP | |
| RAM | 12GB / 16GB | 3GB / 4GB | |
| Storage | 256GB / 512GB / 1TB | 32GB / 64GB | |
| OS | Android 15 | Android 8.0 | |
| Brightness (peak) | 3200 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | — | |
| Dimensions | — | 160.2×75.7×7.9 mm | |
| Weight | 219 g | 162 g | |
| Launch price | $350 | $400 |
Camera comparison
Redmi K80 Ultra
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Front: 20MP
Samsung Galaxy A6 2018
- Main: 16MP f/1.7
- Front: 16MP
Display comparison
Redmi K80 Ultra
- 6.8" OLED
- Resolution: 1280x2772
- Refresh rate: 144 Hz
Samsung Galaxy A6 2018
- 5.6" Super AMOLED
- Resolution: 1480x720
- Refresh rate: 60 Hz
Battery and charging
Redmi K80 Ultra
- 7410 mAh
- Wired: 100W
- Wireless charging: no data
Samsung Galaxy A6 2018
- 3000 mAh
- Wired: 15W
- Wireless charging: no data
Overall performance score
We compared Redmi K80 Ultra and Samsung Galaxy A6 2018, covering their specs and all relevant benchmarks.
Redmi K80 Ultra leads Samsung Galaxy A6 2018 by 1395.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $50. Redmi K80 Ultra was $50 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy A6 2018 (89/100 vs 11/100).
display
In the "display" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy A6 2018 (94/100 vs 48/100).
camera
In the "camera" category, the Redmi K80 Ultra notably outperforms the Samsung Galaxy A6 2018 (37/100 vs 14/100).
battery
In the "battery" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy A6 2018 (86/100 vs 15/100).
portability
In the "portability" category, the Samsung Galaxy A6 2018 significantly outperforms the Redmi K80 Ultra (83/100 vs 40/100).
Frequently asked questions
Which is better: the Redmi K80 Ultra or the Samsung Galaxy A6 2018?
The Redmi K80 Ultra significantly outperforms the Samsung Galaxy A6 2018 by 52 points (73/100 vs 21/100).
What is the rating of the Redmi K80 Ultra and the Samsung Galaxy A6 2018?
The Redmi K80 Ultra has a MobileRank rating of 73/100, the Samsung Galaxy A6 2018 — 21/100.
Which has the better camera: the Redmi K80 Ultra or the Samsung Galaxy A6 2018?
The Redmi K80 Ultra leads on camera score (37/100 vs 14/100).
Which is more powerful: the Redmi K80 Ultra or the Samsung Galaxy A6 2018?
The Redmi K80 Ultra leads on performance (89/100 vs 11/100).
Should you choose the Redmi K80 Ultra over the Samsung Galaxy A6 2018?
The Redmi K80 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.