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InnoReviews

POCO X6 Pro vs Samsung Galaxy S21 Ultra

X

Xiaomi

POCO X6 Pro

$299

51.9Inno Score
VS
WINNER
S
53.9Inno Score
46.8Performance37.2
54.1Display56.3
44.1Camera72
58.4Battery46.4
65.3Features78.7
10 spec wins — POCO X6 Pro8 spec wins — Samsung Galaxy S21 Ultra

InnoReviews verdict

Samsung Galaxy S21 Ultra wins this phone face-off, 53.9 to 51.9, pulling ahead mainly in camera (+28) and features (+13). POCO X6 Pro still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the POCO X6 Pro

  • Stronger performance score: 47 vs 37
  • Stronger battery score: 58 vs 46
  • 233% higher AnTuTu 10 (GPU): 422,306 vs 126,989
  • 168% higher Wired charging: 67 W vs 25 W
  • 94% higher AnTuTu 10: 1,524,125 vs 783,817
  • Lower launch price: $299 vs $1,199

Reasons to pick the Samsung Galaxy S21 Ultra

  • Stronger camera score: 72 vs 44
  • Stronger features score: 79 vs 65
  • 150% higher Front camera: 40 MP vs 16 MP
  • 69% higher Main camera: 108 MP vs 64 MP
  • 50% higher Ultra-wide: 12 MP vs 8 MP

Display

Display comparison: POCO X6 Pro versus Samsung Galaxy S21 Ultra
SpecPOCO X6 ProSamsung Galaxy S21 Ultra
Screen size6.67 ″6.8 ″+2%
Panel typeAMOLEDLTPO AMOLED
Resolution2712x12203200x1440
Pixel density446 ppi515 ppi+15%
Refresh rate120 Hz120 Hz
Peak brightness1,800 nits+20%1,500 nits
AnTuTu 10 (CPU)439,015+67%Top 63%263,424Top 88%
AnTuTu 10 (GPU)422,306+233%Top 50%126,989Top 82%
AnTuTu 10 (Memory)298,333+80%Top 41%165,563Top 72%
AnTuTu 10 (UX)364,471+60%Top 60%227,841Top 82%

Performance

Performance comparison: POCO X6 Pro versus Samsung Galaxy S21 Ultra
SpecPOCO X6 ProSamsung Galaxy S21 Ultra
ChipsetMediaTek Dimensity 8300 UltraSamsung Exynos 2100
AnTuTu 101,524,125+94%Top 24%783,817Top 65%
Geekbench 6 (single)1,400Top 55%1,430+2%Top 52%
Geekbench 6 (multi)4,500+27%Top 42%3,550Top 56%
RAM (max)12 GB12 GB
Storage options256GB / 512GB128GB / 256GB / 512GB
Storage typeUFS 4.0UFS 3.1

Camera

Camera comparison: POCO X6 Pro versus Samsung Galaxy S21 Ultra
SpecPOCO X6 ProSamsung Galaxy S21 Ultra
Main camera64 MP108 MP+69%
Main aperturef/1.7f/1.8
Ultra-wide8 MP12 MP+50%
Telephoto—10 MP
Optical zoom—10 x
Max video4K@30fps8K@24fps
Front camera16 MP40 MP+150%
OISYesYes

Battery

Battery comparison: POCO X6 Pro versus Samsung Galaxy S21 Ultra
SpecPOCO X6 ProSamsung Galaxy S21 Ultra
Capacity5,000 mAh5,000 mAh
Wired charging67 W+168%25 W
Wireless charging—15 W

Design

Design comparison: POCO X6 Pro versus Samsung Galaxy S21 Ultra
SpecPOCO X6 ProSamsung Galaxy S21 Ultra
Weight186 g+18%228 g
Thickness8.3 mm+7%8.9 mm
IP ratingIP54IP68
Frame materialPlasticAluminum

Connectivity

Connectivity comparison: POCO X6 Pro versus Samsung Galaxy S21 Ultra
SpecPOCO X6 ProSamsung Galaxy S21 Ultra
5GYesYes
Wi-FiWi-Fi 6Wi-Fi 6E
Bluetooth5.45.2
NFCYesYes
USBUSB-C 2.0USB-C 3.2
eSIMNoYes

Software

Software comparison: POCO X6 Pro versus Samsung Galaxy S21 Ultra
SpecPOCO X6 ProSamsung Galaxy S21 Ultra
OS at launchAndroid 14 (HyperOS)Android 11 (One UI 3.1)
OS update pledge3 years4 years+33%

Audio

Audio comparison: POCO X6 Pro versus Samsung Galaxy S21 Ultra
SpecPOCO X6 ProSamsung Galaxy S21 Ultra
Stereo speakersYesYes
3.5mm jackNoNo

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