Home Phone comparison Xiaomi Poco F3 and Vivo X300 Ultra - Which is better?

Xiaomi Poco F3 vs Vivo X300 Ultra

60 out 100
Xiaomi Poco F3
VS
94 out 100
Vivo X300 Ultra
Xiaomi Poco F3
Vivo X300 Ultra

Compared 2 smartphones : Xiaomi Poco F3 Manufactured in March, 2021, with display 6.67 with chipsetQualcomm Snapdragon 870 5G, vs Vivo X300 Ultra, Manufactured in April, 2026 with chipsetQualcomm Snapdragon 8 Elite Gen 5. 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 F3
  • Lighter design: 196g vs 232g
Reasons to choose Vivo X300 Ultra
  • Larger display: 6.82in
  • Higher pixel density: 510ppi
  • Higher refresh rate: 144Hz
  • Higher battery capacity: 6600mAh vs 4520mAh
  • Newer Bluetooth version: 5.4 vs 5.1
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Includes charger

Versions

Available versions and configurations
Memory Options - 6/128 GB
- 8/128 GB
- 8/256 GB		 - 12/256 GB
- 12/512 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs Xiaomi Poco F3 and Vivo X300 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 F3
vs
Vivo X300 Ultra

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.67 in 6.82 in
Resolution 1080x2400 pixels 1440x3168 pixels
Aspect ratio 20:9 19.8:9
Pixel density 395 ppi 510 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate No Yes
Max brightness 700 nits 1800 nits
HDR support Yes HDR10+ Yes, Dolby Vision
Touch Sampling Rate 360 Hz n/a
Screen-to-body ratio 85.9 % 90.3 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi Poco F3
712 nits
Vivo X300 Ultra
n/a
sRGB gamut99.8 %n/a
PWM (Flicker)490 Hzn/a
Response time3 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Xiaomi Poco F3]

Design & Build

Design and ergonomics comparison
Height 163.7 mm (6.44 in) 162.98 mm (6.42 in)
Width 76.4 mm (3.01 in) 76.81 mm (3.02 in)
Thickness 7.8 mm (0.31 in) 8.49 mm (0.33 in)
Weight 196 g (6.91 oz) 232 g (8.18 oz)
Water resistance IP53 IP69
Cooling system Vapor chamber Vapor chamber
Back panel Glass Glass
Frame Plastic Metal
Colors - White
- Black
- Blue		 - Black
- Silver
- Green
Fingerprint sensor Yes In-Button Yes, In-Display
Screen-to-body ratio
Xiaomi Poco F3
85.9 %
Vivo X300 Ultra
90.3 %

Performance

Testing Xiaomi Poco F3 and Vivo X300 Ultra In benchmarks
Processor
Chipset Qualcomm Snapdragon 870 5G Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 3200 MHz 4600 MHz
CPU Cores 8 (1 + 3 + 4) 8 (2 + 6)
Architecture - 4/1.8 (Kryo 585 Silver (Cortex-A55))
- 3/2.42 (Kryo 585 Gold (Cortex-A77))
- 1/3.2 (Kryo 585 Prime (Cortex-A77))		 - 6/3.63 (Oryon Gen 3 Performance)
- 2/4.61 (Oryon Gen 3 Prime)
Process TSMC TSMC
Transistor Size 7 nm 3 nm
Neural Processor Hexagon 698 Hexagon
Graphics Adreno 650 n/a
GPU Cores 768 n/a
GPU Frequency 670 MHz n/a
FLOPS 1029.1 GFLOPS n/a
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Poco F3
1358
Vivo X300 Ultra
3621
Geekbench 6 (Multi-Core)
Xiaomi Poco F3
3706
Vivo X300 Ultra
10653
Geekbench 6 (Single-Core)13583621
Geekbench 6 (Multi-Core)370610653
Sources: Geekbench v6 [Vivo X300 Ultra]
AnTuTu 10
AnTuTu 10
Xiaomi Poco F3
820339
Vivo X300 Ultra
4247433
CPU2452231192014
GPU2175561543938
Memory150549525105
UX207001986376
NanoReview Score8203394247433
3DMark Wild Life
3DMark Wild Life
Xiaomi Poco F3
4305
Vivo X300 Ultra
n/a
Max Surface Temp.39.6 °Cn/a
Stability90 %n/a
Graphics Test25 fpsn/a
Graphics Score4305n/a
Sources: 3DMark [Xiaomi Poco F3]
PCMark 3.0
PCMark 3.0
Xiaomi Poco F3
11024
Vivo X300 Ultra
n/a
Writing score14383n/a
Web score7991n/a
Video editing6149n/a
Data manipulation8532n/a
NanoReview Score11024n/a

Memory

RAM
RAM Size - 6 GB
- 8 GB		 12 GB
Memory Type LPDDR5 LPDDR5X
Memory Frequency 2750 MHz 5333 MHz
Channels 4 4
Storage
Storage Capacity- 128 GB
- 256 GB		256 GB
Storage TypeUFS 3.1UFS 4.1
Memory CardNoNo

Software

OS Android 11 (Upgradeable to Android 13) Android 16
OS Size 21 GB n/a
UI Skin HyperOS 1.0 OriginOS 6

Battery

Volume 4520 mAh 6600 mAh
Max Charging Power 33 W 100 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (40 W)
Reverse Charging No Yes
Fast Charging Yes (67% in 30 min) Yes
Full Charge Time 0:56 h n/a
Battery Life Test
Battery Life
Xiaomi Poco F3
19:59
Vivo X300 Ultra
n/a
Web Browsing08:42 hn/a
Video Playback12:58 hn/a
Games05:31 hn/a
Standby Mode85 hn/a

Main camera

Matrix 48 MP 200 MP
Photo resolution 8000x6000 pixels n/a
Zoom Digital Optical, 3.7x
Flash LED Dual LED
Stabilization Digital 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 960 fps (1080p) 240 fps (1080p)
Wide-angle lens 119 ° 116 °
Lenses count Standard: 48 MP
Ultra-wide: 8 MP
Macro: 5 MP		 Standard: 200 MP
Telephoto: 200 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix48 MP200 MP
Aperturef/1.8f/1.9
Focal length26 mm35 mm
SensorSony IMX582Sony LYT-901
Sensor size1/2.01/1.12 (0.89)
Pixel size0.8 μm0.7 μm
AutofocusPhase autofocusLaser autofocus
StabilizationDigitalOptical
Telephoto
Matrixn/a200 MP
Aperturen/af/2.7
Focal lengthn/a85 mm
Sensorn/aSamsung ISOCELL HPB
Sensor sizen/a1/1.4 (0.71)
Pixel sizen/a0.56 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix8 MP50 MP
Aperturef/2.2f/2.0
Focal lengthn/a14 mm
SensorSony IMX355Sony LYT-818
Sensor size1/4.01/1.28 (0.78)
Pixel size1.12 μm1.22 μm
StabilizationDigitalOptical

Front camera

Matrix 20 MP 50 MP
Photo resolution 4608x3456 pixels 8192x6144 pixels
Aperture f/2.5 f/2.5
Focal length 26 mm 24 mm
Sensor Samsung S5K3T2 Samsung ISOCELL JN1
Sensor size 1/3.4 1/2.76 (0.36)
Pixel size 0.8 μm 0.64 μm
Autofocus No Phase autofocus
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 Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.1 5.4
Bluetooth features LE, HID, A2DP 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 n/a Yes
GPS - GPS
- GLONASS
- Beidou
- Galileo
- NAVIC		 - 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 *NoNo
Hybrid SlotNoNo
2G BandsGSM 850 900 1800 1900 MHzn/a
3G BandsWCDMA 1,2,4,5,8n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B20/B28/B38/B40/B41/B66)n/a
LTE category20n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Xiaomi Poco F3
89.4 dB
Vivo X300 Ultra
n/a

Other

Class Flagship Flagship
Announced March, 2021 yr March, 2026 yr
Release Date March, 2021 yr April, 2026 yr
Launch Price ($) 350 n/a
MSRP ($) n/a 1199
Sensors - Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included n/a Yes, 80 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Vivo X300 Ultra the clear winner in this comparison.

Survey

Which smartphone would you pick?
0 (0%)
0 (0%)
Total Votes: 0

User comments

Share your opinion or ask questions below