Xiaomi 14 Ultra vs Vivo X100 Ultra

80 out of 100
Xiaomi 14 Ultra
VS
81 out of 100
Vivo X100 Ultra

Here we compared two flagship smartphones: the 6.73-inch Xiaomi 14 Ultra (with Qualcomm Snapdragon 8 Gen 3) that was released on February 22, 2024, against the Vivo X100 Ultra, which is powered by the same chip and came out 2 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

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Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Xiaomi 14 Ultra
  • The rear camera has a 5x optical zoom
  • More recent OS version: Android 16 versus 15
  • Slow-motion recording at 1920FPS
  • Supports higher wattage charging (90W versus 80W)
Reasons to consider the Vivo X100 Ultra
  • Delivers 41% higher peak brightness (1811 against 1283 nits)
  • Waterproof body (IP69 classification)

Review

Evaluation of Xiaomi 14 Ultra and Vivo X100 Ultra crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
Scores with a red asterisk (*) are approximate and may change in the future as we gather more data.
NanoReview Score
Final comparison evaluation
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Value for money (Beta)

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Currency
12 / 256 GB
VS
12 / 256 GB
19.4
(Bad)
Value Index
41.7
(Average)

Tests and specifications

Comparison table of technical specifications and tests
Phone:
vs

Display

Type AMOLED AMOLED
Size 6.73 inches 6.78 inches
Resolution 1440 x 3200 pixels 1440 x 3200 pixels
Aspect ratio 20:9 20:9
PPI 522 ppi 517 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (1-120 Hz)
Max rated brightness 3000 nits -
Max rated brightness in HDR - 3000 nits
HDR support Yes, Dolby Vision Yes, Dolby Vision
Touch sampling rate 240 Hz 300 Hz
Screen protection Xiaomi Shield Glass Tempered glass
Screen-to-body ratio 89.9% 89.5%
Display features - DCI-P3
- Always-On Display
- DC Dimming
- DCI-P3
- Always-On Display
- DC Dimming
Display tests
RGB color space 98.9% -
PWM 120 Hz -
Response time 1 ms -
Contrast ∞ Infinity -
Peak brightness test (auto)
1283 nits
X100 Ultra +41%
1811 nits
Sources: NotebookCheck [3]

Design and build

Height 161.4 mm (6.35 inches) 164.1 mm (6.46 inches)
Width 75.3 mm (2.96 inches) 75.6 mm (2.98 inches)
Thickness 9.2 mm (0.36 inches) 9.2 mm (0.36 inches)
Weight 219.8 g (7.75 oz) 229 g (8.08 oz)
Waterproof IP68 IP69
Advanced cooling Vapor chamber Vapor chamber
Rear material Glass Glass
Frame material Metal Metal
Colors White, Black White, Gray
Fingerprint scanner Yes, in-display Yes, in-display
Screen-to-body ratio
89.9%
89.5%

Performance

Chipset specifications of Xiaomi 14 Ultra and Vivo X100 Ultra
SoC
Chipset Qualcomm Snapdragon 8 Gen 3 Qualcomm Snapdragon 8 Gen 3
Max clock 3300 MHz 3300 MHz
CPU cores 8 (1 + 3 + 2 + 2) 8 (1 + 3 + 2 + 2)
Architecture - 2 cores at 2.27 GHz: Cortex-A520
- 2 cores at 2.96 GHz: Cortex-A720
- 3 cores at 3.15 GHz: Cortex-A720
- 1 core at 3.3 GHz: Cortex-X4
- 2 cores at 2.27 GHz: Cortex-A520
- 2 cores at 2.96 GHz: Cortex-A720
- 3 cores at 3.15 GHz: Cortex-A720
- 1 core at 3.3 GHz: Cortex-X4
L3 cache 12 MB 12 MB
Manufacturing TSMC TSMC
Lithography process 4 nanometers 4 nanometers
Neural processor (NPU) Hexagon Hexagon
GPU
Graphics Adreno 750 Adreno 750
GPU shading units 1536 1536
GPU clock 903-1000 MHz 903-1000 MHz
FLOPS ~2774 GFLOPS ~2774 GFLOPS

Benchmarks

Benchmark comparison of Xiaomi 14 Ultra and Vivo X100 Ultra
Geekbench 6 (Single-Core)
14 Ultra +3%
2189
2119
Geekbench 6 (Multi-Core)
14 Ultra +17%
7596
6486
Compute Score (GPU)
14 Ultra +14%
16435
14403
Compute Score (GPU) 16435 14403
Single-core score 2189 2119
Multi-core score 7596 6486
Sources: Geekbench [3], [4]
AnTuTu Benchmark 11
14 Ultra +3%
2354148
2294102
CPU 691662 695131
GPU 815122 685799
Memory 327096 402587
UX 520268 510585
Total score 2354148 2294102
Samples [6 tests] Less than 3
3DMark Steel Nomad Light
1503
1642
Stability 87% 83%
Graphics test 11 FPS 12 FPS
Graphics score 1503 1642
3DMark Solar Bay
7556
8230
Graphics test 29 FPS 31 FPS
Section 1 32 FPS 35 FPS
Section 2 29 FPS 32 FPS
Section 3 25 FPS 27 FPS
Graphics score 7556 8230
3DMark Wild Life Extreme
4553
4738
Stability 83% 76%
Graphics test 27 FPS 28 FPS
Graphics score 4553 4738
Sources: 3DMark [5], [6]
PCMark 3.0
14 Ultra +16%
16416
14201
Web score 14956 10974
Video editing 7926 6450
Photo editing 32564 33109
Data manipulation 15766 12481
Writing score 19505 18970
AnTuTu 11 Ranking List (171st and 185th place)

Recent User Tests

The latest benchmark tests that have been submitted by users
Xiaomi 14 Ultra
DateBenchmarkResult
📘 2026-06-15 (Truffel)AnTuTu2354148
📘 2026-04-03 (Diebetz)GeekBench CPU2189 / 7596
📘 2026-02-18 (Putter)AnTuTu2345207
📘 2026-02-17 (Pavlysha)AnTuTu2274789
📘 2025-11-06 (s1)AnTuTu2368016
Vivo X100 Ultra
DateBenchmarkResult
📘 2025-01-12 (kyroskoh)GeekBench GPU14403
📘 2025-01-12 (kyroskoh)GeekBench CPU2119 / 6486

Memory

RAM
RAM size 12 GB 12 GB
Memory type LPDDR5X LPDDR5X
Memory clock 4200 MHz 4200 MHz
Channels 4 4
Storage
Storage size 256 GB 256 GB
Storage type UFS 4.0 UFS 4.0
Memory card No No

Software

Operating system Android 14 (Can be upgraded to Android 16) Android 14 (Can be upgraded to Android 15)
ROM HyperOS 3 OriginOS 5
OS size 31 GB -
OS updates 4 years 3 years
Security updates 5 years 3 years

Battery

Capacity 5000 mAh 5500 mAh
Max charge power 90 W 80 W
Battery type Li-Po Li-Po
Replaceable No No
Wireless charging Yes (80 W) Yes (30 W)
Reverse charging Yes, (wireless) Yes
Fast charging Yes (52% in 15 min) Yes (65% in 30 min)
Full charging time 0:34 hr 0:48 hr
Battery life tests
Web browsing 09:23 hr 10:19 hr
Watching video 12:26 hr 14:26 hr
Gaming 04:35 hr 05:35 hr
Standby 109 hr 99 hr
General battery life
22:08 hr
22:58 hr

Main camera

Matrix 50 megapixels 50 megapixels
Image resolution 8192 x 6144 8192 x 6144
Zoom Optical, 5x Optical, 3.7x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K video recording Up to 30FPS Up to 30FPS
4K video recording Up to 120FPS Up to 120FPS
1080p video recording Up to 60FPS Up to 60FPS
Slow motion 1920 FPS (1080p) 960 FPS (1080p)
Angle of widest lens 122° 116°
Lenses 1) Standard: 50 MP
2) Telephoto: 50 MP
3) Telephoto: 50 MP
4) Ultrawide: 50 MP
5) Depth
1) Standard: 50 MP
2) Telephoto: 200 MP
3) Ultrawide: 50 MP
Camera features - Bokeh mode
- Pro mode
- RAW support
- Bokeh mode
- Pro mode
- RAW support
Standard lens
Image resolution 50 MP 50 MP
Aperture f/1.6 - 4.0 f/1.8
Focal length 23 mm 23 mm
Sensor Sony LYT-900 Sony LYT-900
Sensor size 1/1.0" (≈ 1 inch) 1/0.98" (≈ 1.02 inch)
Pixel size 1.6 micron 1.6 micron
Autofocus Laser autofocus Laser autofocus
Stabilization Optical Optical
Telephoto lens
Image resolution 50 MP 200 MP
Aperture f/1.8 f/2.7
Focal length 120 mm 85 mm
Sensor Sony IMX858 Samsung ISOCELL HP9
Sensor size 1/2.51" (≈ 0.4 inch) 1/1.4" (≈ 0.71 inch)
Pixel size 0.7 micron 0.56 micron
Stabilization Optical Optical
Ultra-wide lens
Image resolution 50 MP 50 MP
Aperture f/1.8 f/2.2
Focal length 12 mm 14 mm
Sensor Sony IMX858 Sony LYT-600
Sensor size 1/2.51" (≈ 0.4 inch) 1/2.0" (≈ 0.5 inch)
Pixel size 0.7 micron 0.7 micron
Stabilization Digital Digital

DxOMark main camera tests

Photo quality
Video quality
Generic main camera score
Bokeh 75 -
Preview 83 -
Zoom 160 -
Samples Photo samples of Xiaomi 14 Ultra from DxOMark -

Selfie camera

Megapixels 32 megapixels 50 megapixels
Image resolution 6528 x 4896 8192 x 6144
Aperture f/2.0 f/2.5
Focal length 22 mm 24 mm
Sensor Omnivision OV32B -
Sensor size 1/3.14" (≈ 0.32 inch) 1/2.76" (≈ 0.36 inch)
Pixel size 0.7 micron -
Autofocus No -
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 FPS 2160p (4K) at 60 FPS
Depth sensor (TOF 3D) No No

Connectivity

Wi-Fi standard Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) 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 3.2 3.2
USB features - Charging
- USB-Storage mode
- OTG
- Charging
- USB-Storage mode
- OTG
DisplayPort Yes, DP 1.2 Yes
GPS GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC GPS, GLONASS, Beidou, Galileo, QZSS
NFC* Yes Yes
Infrared port Yes Yes
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No No
Hybrid slot No No
LTE Cat* 20 -
5G support Yes Yes

Sound

Speakers Stereo Stereo
Headphone audio jack No No
FM radio No No
Dolby Atmos Yes Yes
Speakers test
Max loudness
90.3 dB

Other

Category Flagship Flagship
Announced February 2024 May 2024
Release date February 2024 May 2024
Launch price (MSRP) $1499 $900
Successor - Xiaomi 17 Ultra - Vivo X200 Ultra
Sensors - Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
Bundled charger Yes, 90 W Yes, 80 W
Further details
Notes on 14 Ultra:
    - The rear cover is available in glass or eco-leather, while the frame can be aluminum or titanium.
    - The front glass is either Xiaomi Shield Glass or Xiaomi Longjing Glass.
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

If the battery life is more important to you, then choose the Vivo X100 Ultra. But if the software and sound are more of a priority – go for the Xiaomi 14 Ultra.

Cast your vote

So, which phone would you choose?
447 (51.7%)
418 (48.3%)
Total votes: 865

User opinions

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