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InnoReviews

Samsung Galaxy S26 Ultra vs Xiaomi 18 Fold

Samsung Galaxy S26 Ultra
76Inno Score
VS
WINNER
Xiaomi 18 Fold
79.3Inno Score
90Performance91.6
62.7Display67
74Camera71.9
61.2Battery76.6
94.7Features86.7
6 spec wins — Samsung Galaxy S26 Ultra8 spec wins — Xiaomi 18 Fold

InnoReviews verdict

Xiaomi 18 Fold wins this phone face-off, 79.3 to 76, pulling ahead mainly in battery (+15) and display (+4). Samsung Galaxy S26 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 S26 Ultra

  • Stronger features score: 95 vs 87
  • 43% higher Optical zoom: 5 x vs 3.5 x
  • 30% higher Pixel density: 498 ppi vs 382 ppi
  • 26% lower thickness: 7.9 mm vs 10.7 mm
  • 12% higher Geekbench 6 (single): 3,850 vs 3,448

Reasons to pick the Xiaomi 18 Fold

  • Stronger display score: 67 vs 63
  • Stronger battery score: 77 vs 61
  • 100% higher Wireless charging: 50 W vs 25 W
  • 54% higher Peak brightness: 4,000 nits vs 2,600 nits
  • 33% higher RAM (max): 16 GB vs 12 GB

Display

Display comparison: Samsung Galaxy S26 Ultra versus Xiaomi 18 Fold
SpecSamsung Galaxy S26 UltraXiaomi 18 Fold
Screen size6.9 ″7.58 ″+10%
Panel typeLTPO AMOLEDFoldable LTPO AMOLED
Resolution3120x14402364x1672
Pixel density498 ppi+30%382 ppi
Refresh rate120 Hz120 Hz
Peak brightness2,600 nits4,000 nits+54%
Screen-to-body—90.6 %

Performance

Performance comparison: Samsung Galaxy S26 Ultra versus Xiaomi 18 Fold
SpecSamsung Galaxy S26 UltraXiaomi 18 Fold
ChipsetSnapdragon 8 Elite Gen 5 for GalaxyXiaomi XRing O3
AnTuTuDifferent AnTuTu versions — not compared3,437,807Top 6%4,811,636
AnTuTu 11 (CPU)1,017,509Top 6%—
AnTuTu 11 (GPU)1,344,505Top 3%—
AnTuTu 11 (Memory)390,717Top 6%—
AnTuTu 11 (UX)685,076Top 6%—
Geekbench 6 (single)3,850+12%Top 2%3,448Top 6%
Geekbench 6 (multi)11,900Top 3%12,758+7%Top 2%
RAM (max)12 GB16 GB+33%
Storage options256GB / 512GB / 1TB256/512GB/1TB
Storage typeUFS 4.1UFS 4.1

Camera

Camera comparison: Samsung Galaxy S26 Ultra versus Xiaomi 18 Fold
SpecSamsung Galaxy S26 UltraXiaomi 18 Fold
Main camera200 MP200 MP
Main aperturef/1.7f/1.7
Ultra-wide50 MP50 MP
Telephoto50 MP50 MP
Optical zoom5 x+43%3.5 x
Max video8K@30fps8K@24fps
Front camera12 MP16 MP+33%
OISYesYes

Battery

Battery comparison: Samsung Galaxy S26 Ultra versus Xiaomi 18 Fold
SpecSamsung Galaxy S26 UltraXiaomi 18 Fold
Capacity5,000 mAh6,000 mAh+20%
Wired charging60 W67 W+12%
Wireless charging25 W50 W+100%

Design

Design comparison: Samsung Galaxy S26 Ultra versus Xiaomi 18 Fold
SpecSamsung Galaxy S26 UltraXiaomi 18 Fold
Weight214 g+2%219 g
Thickness7.9 mm+26%10.7 mm
IP ratingIP68IP58/IP59
Frame materialTitaniumAluminum

Connectivity

Connectivity comparison: Samsung Galaxy S26 Ultra versus Xiaomi 18 Fold
SpecSamsung Galaxy S26 UltraXiaomi 18 Fold
5GYesYes
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth5.46.0
NFCYesYes
USBUSB-C 3.2USB-C 3.2
eSIMYesNo

Software

Software comparison: Samsung Galaxy S26 Ultra versus Xiaomi 18 Fold
SpecSamsung Galaxy S26 UltraXiaomi 18 Fold
OS at launchAndroid 16 (One UI 8.5)Android 17 (HyperOS 4)
OS update pledge7 years—

Audio

Audio comparison: Samsung Galaxy S26 Ultra versus Xiaomi 18 Fold
SpecSamsung Galaxy S26 UltraXiaomi 18 Fold
Stereo speakersYesYes
3.5mm jackNoNo

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