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InnoReviews

Samsung Galaxy S20 Ultra vs Xiaomi 18 Fold

Samsung Galaxy S20 Ultra
51.1Inno Score
VS
WINNER
Xiaomi 18 Fold
79.3Inno Score
29.1Performance91.6
54Display67
65.9Camera71.9
55.1Battery76.6
73.3Features86.7
5 spec wins — Samsung Galaxy S20 Ultra13 spec wins — Xiaomi 18 Fold

InnoReviews verdict

Xiaomi 18 Fold wins this phone face-off, 79.3 to 51.1, pulling ahead mainly in performance (+62) and battery (+21). Samsung Galaxy S20 Ultra still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the Samsung Galaxy S20 Ultra

  • 150% higher Front camera: 40 MP vs 16 MP
  • 34% higher Pixel density: 511 ppi vs 382 ppi
  • 18% lower thickness: 8.8 mm vs 10.7 mm
  • 14% higher Optical zoom: 4 x vs 3.5 x
  • Has eSIM — the other doesn't

Reasons to pick the Xiaomi 18 Fold

  • Stronger performance score: 92 vs 29
  • Stronger display score: 67 vs 54
  • Stronger camera score: 72 vs 66
  • Stronger battery score: 77 vs 55
  • Stronger features score: 87 vs 73

Display

Display comparison: Samsung Galaxy S20 Ultra versus Xiaomi 18 Fold
SpecSamsung Galaxy S20 UltraXiaomi 18 Fold
Screen size6.9 ″7.58 ″+10%
Panel typeAMOLEDFoldable LTPO AMOLED
Resolution3200x14402364x1672
Pixel density511 ppi+34%382 ppi
Refresh rate120 Hz120 Hz
Peak brightness1,200 nits4,000 nits+233%
Screen-to-body—90.6 %

Performance

Performance comparison: Samsung Galaxy S20 Ultra versus Xiaomi 18 Fold
SpecSamsung Galaxy S20 UltraXiaomi 18 Fold
ChipsetSamsung Exynos 990Xiaomi XRing O3
AnTuTu500,0004,811,636+862%
Geekbench 6 (single)900Bottom 22%3,448+283%Top 7%
Geekbench 6 (multi)2,650Bottom 27%12,758+381%Top 1%
RAM (max)12 GB16 GB+33%
Storage options128GB / 256GB / 512GB256/512GB/1TB
Storage typeUFS 3.0UFS 4.1

Camera

Camera comparison: Samsung Galaxy S20 Ultra versus Xiaomi 18 Fold
SpecSamsung Galaxy S20 UltraXiaomi 18 Fold
Main camera108 MP200 MP+85%
Main aperturef/1.8f/1.7
Ultra-wide12 MP50 MP+317%
Telephoto48 MP50 MP+4%
Optical zoom4 x+14%3.5 x
Max video8K@24fps8K@24fps
Front camera40 MP+150%16 MP
OISYesYes

Battery

Battery comparison: Samsung Galaxy S20 Ultra versus Xiaomi 18 Fold
SpecSamsung Galaxy S20 UltraXiaomi 18 Fold
Capacity5,000 mAh6,000 mAh+20%
Wired charging45 W67 W+49%
Wireless charging15 W50 W+233%

Design

Design comparison: Samsung Galaxy S20 Ultra versus Xiaomi 18 Fold
SpecSamsung Galaxy S20 UltraXiaomi 18 Fold
Weight222 g219 g+1%
Thickness8.8 mm+18%10.7 mm
IP ratingIP68IP58/IP59
Frame materialAluminumAluminum

Connectivity

Connectivity comparison: Samsung Galaxy S20 Ultra versus Xiaomi 18 Fold
SpecSamsung Galaxy S20 UltraXiaomi 18 Fold
5GYesYes
Wi-FiWi-Fi 6Wi-Fi 7
Bluetooth5.06.0
NFCYesYes
USBUSB-C 3.2USB-C 3.2
eSIMYesNo

Software

Software comparison: Samsung Galaxy S20 Ultra versus Xiaomi 18 Fold
SpecSamsung Galaxy S20 UltraXiaomi 18 Fold
OS at launchAndroid 10 (One UI 2)Android 17 (HyperOS 4)
OS update pledge3 years—

Audio

Audio comparison: Samsung Galaxy S20 Ultra versus Xiaomi 18 Fold
SpecSamsung Galaxy S20 UltraXiaomi 18 Fold
Stereo speakersYesYes
3.5mm jackNoNo

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