Home Phone comparison Xiaomi Poco X7 and Vivo X100 Ultra - Which is better?

Xiaomi Poco X7 vs Vivo X100 Ultra

66 out 100
Xiaomi Poco X7
VS
88 out 100
Vivo X100 Ultra
Xiaomi Poco X7
Vivo X100 Ultra

Compared 2 smartphones : Xiaomi Poco X7 Manufactured in January, 2025, with display 6.67 with chipsetMediaTek Dimensity 7300 Ultra, vs Vivo X100 Ultra, Manufactured in May, 2024 with chipsetQualcomm Snapdragon 8 Gen 3. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Xiaomi Poco X7
  • Lighter design: 185.5g vs 229g
  • Built-in eSIM
Reasons to choose Vivo X100 Ultra
  • Larger display: 6.78in
  • Higher pixel density: 517ppi
  • Higher battery capacity: 5500mAh vs 5110mAh
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort

Versions

Available versions and configurations
Memory Options - 8/128 GB
- 8/256 GB
- 12/512 GB		 - 12/256 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs Xiaomi Poco X7 and Vivo X100 Ultra
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Xiaomi Poco X7
vs
Vivo X100 Ultra

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.67 in 6.78 in
Resolution 1220x2712 pixels 1440x3200 pixels
Aspect ratio 20:9 20:9
Pixel density 446 ppi 517 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes Yes (1-120 Hz)
Max brightness 1200 nits 3000 nits
HDR support Yes Dolby Vision Yes Dolby Vision
Touch Sampling Rate 480 Hz 300 Hz
Screen-to-body ratio 88.9 % 89.5 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi Poco X7
1107 nits
Vivo X100 Ultra
1783 nits
sRGB gamut100 %n/a
PWM (Flicker)120 Hzn/a
Response time1 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Xiaomi Poco X7]

Design & Build

Design and ergonomics comparison
Height 162.33 mm (6.39 in) 164.1 mm (6.46 in)
Width 74.42 mm (2.93 in) 75.6 mm (2.98 in)
Thickness 8.4 mm (0.33 in) 9.2 mm (0.36 in)
Weight 185.5 g (6.54 oz) 229 g (8.08 oz)
Water resistance IP68 IP69
Cooling system Vapor chamber Vapor chamber
Back panel Plastic Glass
Frame Plastic Metal
Colors - Black
- Silver
- Green		 - White
- Gray
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Xiaomi Poco X7
88.9 %
Vivo X100 Ultra
89.5 %

Performance

Testing Xiaomi Poco X7 and Vivo X100 Ultra In benchmarks
Processor
Chipset MediaTek Dimensity 7300 Ultra Qualcomm Snapdragon 8 Gen 3
Max Frequency 2500 MHz 3300 MHz
CPU Cores 8 (4 + 4) 8 (1 + 3 + 2 + 2)
Architecture - 4/2 (Cortex-A55)
- 4/2.5 (Cortex-A78)		 - 2/2.27 (Cortex-A520)
- 2/2.96 (Cortex-A720)
- 3/3.15 (Cortex-A720)
- 1/3.3 (Cortex-X4)
Process TSMC TSMC
Transistor Size 4 nm 4 nm
Neural Processor MediaTek APU 655 Hexagon
Graphics Mali-G615 MP2 Adreno 750
GPU Cores 256 1536
GPU Frequency 1047 MHz 903-1000 MHz
FLOPS 536.1 GFLOPS 2774 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Poco X7
1031
Vivo X100 Ultra
2292
Geekbench 6 (Multi-Core)
Xiaomi Poco X7
2842
Vivo X100 Ultra
7005
Geekbench 6 (Single-Core)10312292
Geekbench 6 (Multi-Core)28427005
Geekbench Compute (GPU)2507n/a
Sources: Geekbench v6 [Xiaomi Poco X7], [Vivo X100 Ultra]
AnTuTu 10
AnTuTu 10
Xiaomi Poco X7
675069
Vivo X100 Ultra
1985404
CPU203194454762
GPU143338786308
Memory159275395610
UX169262348724
NanoReview Score6750691985404
3DMark Wild Life
3DMark Wild Life
Xiaomi Poco X7
n/a
Vivo X100 Ultra
16644
Sources: 3DMark [Vivo X100 Ultra]
PCMark 3.0
PCMark 3.0
Xiaomi Poco X7
n/a
Vivo X100 Ultra
14201
Writing scoren/a18970
Web scoren/a10974
Video editingn/a6450
Data manipulationn/a12481
NanoReview Scoren/a14201

Memory

RAM
RAM Size - 8 GB
- 12 GB		 - 12 GB
- 16 GB
Memory Type LPDDR4X LPDDR5X
Memory Frequency 2133 MHz 4200 MHz
Channels 2 4
Storage
Storage Capacity- 128 GB
- 256 GB
- 512 GB		- 256 GB
- 512 GB
- 1024 GB
Storage TypeUFS 2.2UFS 4.0
Memory CardNoNo

Software

OS Android 14 Android 14 (Upgradeable to Android 15)
UI Skin HyperOS 1.0 OriginOS 5

Battery

Volume 5110 mAh 5500 mAh
Max Charging Power 45 W 80 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No Yes (30 W)
Reverse Charging No Yes
Fast Charging Yes (62% in 30 min) Yes (65% in 30 min)
Full Charge Time 1:05 h 0:48 h
Battery Life Test
Battery Life
Xiaomi Poco X7
19:25
Vivo X100 Ultra
22:58
Web Browsing06:50 h10:19 h
Video Playback10:59 h14:26 h
Games05:14 h05:35 h
Standby Mode104 h99 h

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Digital Optical, 3.7x
Flash LED Dual LED
Stabilization Optical Optical
8K Recording No Yes (Up to 30 fps)
4K Recording Yes (Up to 30 fps) Yes (Up to 120 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (720p) 960 fps (1080p)
Wide-angle lens 120 ° 116 °
Lenses count Standard: 50 MP
Ultra-wide: 8 MP
Macro: 2 MP		 Standard: 50 MP
Telephoto: 200 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode		 Bokeh effect
Main lens
Matrix50 MP50 MP
Aperturef/1.5f/1.8
Focal length26 mm23 mm
SensorSony IMX882Sony LYT-900
Sensor size1/1.961/0.98
Pixel size0.8 μm1.6 μm
AutofocusPhase autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrixn/a200 MP
Aperturen/af/2.7
Focal lengthn/a85 mm
Sensorn/aSamsung ISOCELL HP9
Sensor sizen/a1/1.4
Pixel sizen/a0.56 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix8 MP50 MP
Aperturef/2.2f/2.2
Focal length15 mm14 mm
SensorSony IMX355Sony LYT-600
Sensor size1/4.01/2.0
Pixel size1.12 μm0.7 μm
StabilizationDigitalDigital

Front camera

Matrix 20 MP 50 MP
Photo resolution 5184x3888 pixels 8192x6144 pixels
Aperture f/2.2 f/2.5
Focal length 25 mm 24 mm
Sensor Omnivision OV20B n/a
Sensor size 1/4.0 1/2.76
Pixel size 0.7 μm n/a
Autofocus No n/a
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 60 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.4 5.4
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 3.2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort No Yes
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesNo
Hybrid SlotNoNo
2G BandsGSM 2/3/5/8n/a
3G BandsWCDMA B1/2/4/5/6/8/19n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B28/B38/B40/B41/B42/B48/B66)n/a
5G SupportYesYes

Sound

Speakers Stereo Stereo
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Xiaomi Poco X7
91.4 dB
Vivo X100 Ultra
n/a

Other

Class Mid-range Flagship
Announced January, 2025 yr May, 2024 yr
Release Date January, 2025 yr May, 2024 yr
Launch Price ($) 229 900
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 45 W Yes 80 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Vivo X100 Ultra the clear winner in this comparison.

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