Samsung Galaxy Note 20 Ultra vs Xiaomi 15 Ultra

The Samsung Galaxy Note 20 Ultra (2020) runs on the Samsung Exynos 990, while the Xiaomi 15 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $1299 and $999. By overall MobileRank rating, the Xiaomi 15 Ultra leads — 85/100 vs 57/100 (a 28-point difference). Key differences: the Xiaomi 15 Ultra has the bigger battery (6000 mAh vs 4500); the main camera is 108 MP vs 50 MP; the Xiaomi 15 Ultra is faster in AnTuTu (3,030,376 vs 918,508); the Samsung Galaxy Note 20 Ultra is noticeably lighter (208g vs 225g).

The Xiaomi 15 Ultra significantly outperforms the Samsung Galaxy Note 20 Ultra by 28 points (85/100 vs 57/100).
Profile comparison
Category scores
Samsung Galaxy Note 20 Ultra
Performance 58
Display 88
Camera 49
Battery 42
Portability 53
Value for money 22
Xiaomi 15 Ultra
Performance 92
Display 90
Camera 87
Battery 80
Portability 29
Value for money 82
What makes Samsung Galaxy Note 20 Ultra better?
  • Better main camera: 108MP vs 50MP
  • Lighter: 208g vs 225g

  • Better portability (53/100 vs 29/100)
What makes Xiaomi 15 Ultra better?
  • Higher AnTuTu: 3030376 vs 918508
  • Better Geekbench Single: 3050 vs 1222
  • Better Geekbench Multi: 10200 vs 3060
  • Bigger battery: 6000 vs 4500 mAh
  • Faster charging: 90W vs 25W
  • Faster wireless charging: 50W vs 15W
  • Cheaper at launch: $999 vs $1299

  • Higher performance (92/100 vs 58/100)
  • Better camera (87/100 vs 49/100)
  • Longer battery life (80/100 vs 42/100)
  • Better display (90/100 vs 88/100)
Comparison verdict

Comparing the Samsung Galaxy Note 20 Ultra vs the Xiaomi 15 Ultra, the Xiaomi 15 Ultra scores 28 points higher (85/100 vs 57/100). In the "performance" category, the Xiaomi 15 Ultra leads (92/100 vs 58/100). In the "camera" category, the Xiaomi 15 Ultra leads (87/100 vs 49/100). In the "battery" category, the Xiaomi 15 Ultra leads (80/100 vs 42/100). Value score: Samsung Galaxy Note 20 Ultra — 22/100, Xiaomi 15 Ultra — 82/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Xiaomi 15 Ultra significantly outperforms the Samsung Galaxy Note 20 Ultra (92/100 vs 58/100). In the "display" category, the Xiaomi 15 Ultra and the Samsung Galaxy Note 20 Ultra are nearly equal (90/100 vs 88/100). In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the Samsung Galaxy Note 20 Ultra (87/100 vs 49/100). In the "battery" category, the Xiaomi 15 Ultra significantly outperforms the Samsung Galaxy Note 20 Ultra (80/100 vs 42/100). In the "portability" category, the Samsung Galaxy Note 20 Ultra notably outperforms the Xiaomi 15 Ultra (53/100 vs 29/100).

Samsung Galaxy Note 20 Ultra: The Samsung Galaxy Note 20 Ultra is a better fit for everyday use.
Xiaomi 15 Ultra: The Xiaomi 15 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.
Specs comparison
Specification Samsung Galaxy Note 20 Ultra Xiaomi 15 Ultra
Processor Samsung Exynos 990 Qualcomm Snapdragon 8 Elite
AnTuTu 918508 3030376
Geekbench Single 1222 3050
Geekbench Multi 3060 10200
Display 6.9" AMOLED 6.7" LTPO AMOLED
Resolution 3088x1440 3200x1440
Refresh rate 120 Hz 120 Hz
Battery 4500 mAh 6000 mAh
Charging 25W 90W
Wireless charging 15W 50W
DXOMark (camera) 159
Main camera 108 MP 50 MP
Ultrawide 12 MP 50 MP
Telephoto 12 MP 50 MP
Front camera 10 MP 32 MP
RAM 12GB 16GB
Storage 256GB / 512GB 256GB / 512GB / 1TB
OS Android 10 Android 15 / HyperOS 2
Brightness (peak) 3200 nits
NFC yes yes
Protection IP68 IP68
Dimensions 164.8×77.2×8.1 mm 161.3×75.3×9.4 mm
Weight 208 g 225 g
Launch price $1299 $999
Camera comparison
Samsung Galaxy Note 20 Ultra
  • Main: 108MP f/1.8
  • Ultrawide: 12MP
  • Telephoto: 12MP
  • Front: 10MP
49
camera
Xiaomi 15 Ultra
  • Main: 50MP f/f/1.63
  • Ultrawide: 50MP
  • Telephoto: 50MP
  • Front: 32MP
87
camera
Display comparison
Samsung Galaxy Note 20 Ultra
  • 6.9" AMOLED
  • Resolution: 3088x1440
  • Refresh rate: 120 Hz
88
display
Xiaomi 15 Ultra
  • 6.7" LTPO AMOLED
  • Resolution: 3200x1440
  • Refresh rate: 120 Hz
90
display
Battery and charging
Samsung Galaxy Note 20 Ultra
  • 4500 mAh
  • Wired: 25W
  • Wireless: 15W
42
battery
Xiaomi 15 Ultra
  • 6000 mAh
  • NanoReview test: web browsing 12:19 hrs, total 30:03 hrs
  • Wired: 90W
  • Wireless: 50W
80
battery
Overall performance score

We compared Samsung Galaxy Note 20 Ultra and Xiaomi 15 Ultra, covering their specs and all relevant benchmarks.

Samsung Galaxy Note 20 Ultra Samsung Exynos 990
57/100
918508 AnTuTu
Xiaomi 15 Ultra Qualcomm Snapdragon 8 Elite
85/100 +69.7%
3030376 AnTuTu

Xiaomi 15 Ultra leads Samsung Galaxy Note 20 Ultra by 69.7% in our overall performance rating.

Benchmarks
Launch prices and where to check today's
Samsung Galaxy Note 20 Ultra
$1299
Xiaomi 15 Ultra
$999

Launch price difference: $300. Xiaomi 15 Ultra was $300 cheaper at launch.

Detailed category analysis
performance

In the "performance" category, the Xiaomi 15 Ultra significantly outperforms the Samsung Galaxy Note 20 Ultra (92/100 vs 58/100).

display

In the "display" category, the Xiaomi 15 Ultra and the Samsung Galaxy Note 20 Ultra are nearly equal (90/100 vs 88/100).

camera

In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the Samsung Galaxy Note 20 Ultra (87/100 vs 49/100).

battery

In the "battery" category, the Xiaomi 15 Ultra significantly outperforms the Samsung Galaxy Note 20 Ultra (80/100 vs 42/100).

portability

In the "portability" category, the Samsung Galaxy Note 20 Ultra notably outperforms the Xiaomi 15 Ultra (53/100 vs 29/100).

Frequently asked questions
Which is better: the Samsung Galaxy Note 20 Ultra or the Xiaomi 15 Ultra?

The Xiaomi 15 Ultra significantly outperforms the Samsung Galaxy Note 20 Ultra by 28 points (85/100 vs 57/100).

What is the rating of the Samsung Galaxy Note 20 Ultra and the Xiaomi 15 Ultra?

The Samsung Galaxy Note 20 Ultra has a MobileRank rating of 57/100, the Xiaomi 15 Ultra — 85/100.

Which has the better camera: the Samsung Galaxy Note 20 Ultra or the Xiaomi 15 Ultra?

The Xiaomi 15 Ultra leads on camera score (87/100 vs 49/100).

Which is more powerful: the Samsung Galaxy Note 20 Ultra or the Xiaomi 15 Ultra?

The Xiaomi 15 Ultra leads on performance (92/100 vs 58/100).

Should you choose the Samsung Galaxy Note 20 Ultra over the Xiaomi 15 Ultra?

The Samsung Galaxy Note 20 Ultra is a better fit for everyday use. The Xiaomi 15 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.