Home Phone comparison Xiaomi Poco M3 and Vivo X300 - Which is better?

Xiaomi Poco M3 vs Vivo X300

45 out 100
Xiaomi Poco M3
VS
92 out 100
Vivo X300
Xiaomi Poco M3
Vivo X300

Compared 2 smartphones : Xiaomi Poco M3 Manufactured in December, 2020, with display 6.53 with chipsetQualcomm Snapdragon 662, vs Vivo X300, Manufactured in October, 2025 with chipsetMediaTek Dimensity 9500. 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 M3
  • Larger display: 6.53in
Reasons to choose Vivo X300
  • Higher pixel density: 460ppi
  • Higher refresh rate: 120Hz
  • Lighter design: 190g vs 198g
  • Higher battery capacity: 6040mAh vs 6000mAh
  • Newer Bluetooth version: 5.4 vs 5
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Built-in eSIM
  • Includes charger

Versions

Available versions and configurations
Memory Options - 4/64 GB
- 4/128 GB
- 6/64 GB
- 6/128 GB		 - 12/256 GB
- 12/512 GB
- 16/256 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs Xiaomi Poco M3 and Vivo X300
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 M3
vs
Vivo X300

Display

Display quality comparison
Type IPS LCD AMOLED
Size 6.53 in 6.31 in
Resolution 1080x2340 pixels 1216x2640 pixels
Aspect ratio 19.5:9 19.5:9
Pixel density 395 ppi 460 ppi
Refresh rate 60 Hz 120 Hz
Adaptive refresh rate No Yes (1-120 Hz)
Max brightness 440 nits 2000 nits
HDR support No Yes, Dolby Vision
Touch Sampling Rate n/a 300 Hz
Screen-to-body ratio 83.4 % 90.3 %
Features n/a - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi Poco M3
437 nits
Vivo X300
n/a
sRGB gamut96.5 %n/a
PWM (Flicker)892 Hzn/a
Response time36 msn/a
Contrast2214:1n/a
Sources: NotebookCheck [Xiaomi Poco M3]

Design & Build

Design and ergonomics comparison
Height 162.3 mm (6.39 in) 150.57 mm (5.93 in)
Width 77.3 mm (3.04 in) 71.92 mm (2.83 in)
Thickness 9.6 mm (0.38 in) 7.95 mm (0.31 in)
Weight 198 g (6.98 oz) 190 g (6.7 oz)
Water resistance No IP69
Cooling system n/a Vapor chamber
Back panel Plastic Glass
Frame Plastic Metal
Colors - Black
- Blue
- Yellow		 - Black
- Blue
- Red
- Pink
- Purple
Fingerprint sensor Yes In-Button Yes, In-Display
Screen-to-body ratio
Xiaomi Poco M3
83.4 %
Vivo X300
90.3 %

Performance

Testing Xiaomi Poco M3 and Vivo X300 In benchmarks
Processor
Chipset Qualcomm Snapdragon 662 MediaTek Dimensity 9500
Max Frequency 2000 MHz 4210 MHz
CPU Cores 8 (4 + 4) 8 (1 + 3 + 4)
Architecture - 4/1.8 (Kryo 260 Silver (Cortex-A53))
- 4/2 (Kryo 260 Gold (Cortex-A73))		 - 4/2.7 (C1-Pro)
- 3/3.5 (C1-Premium)
- 1/4.21 (C1-Ultra)
Process Samsung TSMC
Transistor Size 11 nm 3 nm
Neural Processor Hexagon 683 MediaTek NPU 990
Graphics Adreno 610 Mali-G1 Ultra MP12
GPU Cores 128 1536
GPU Frequency 950 MHz 1716 MHz
FLOPS 243.2 GFLOPS 5271.5 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Poco M3
511
Vivo X300
3383
Geekbench 6 (Multi-Core)
Xiaomi Poco M3
1552
Vivo X300
10099
Geekbench 6 (Single-Core)5113383
Geekbench 6 (Multi-Core)155210099
Geekbench Compute (GPU)n/a25462
Sources: Geekbench v6 [Vivo X300]
AnTuTu 10
AnTuTu 10
Xiaomi Poco M3
243478
Vivo X300
3367414
CPU86953957632
GPU349601342611
Memory60136448412
UX61429618759
NanoReview Score2434783367414
3DMark Wild Life
3DMark Wild Life
Xiaomi Poco M3
372
Vivo X300
n/a
Max Surface Temp.39.9 °Cn/a
Stability99 %n/a
Graphics Test2 fpsn/a
Graphics Score372n/a
Sources: 3DMark [Xiaomi Poco M3]
PCMark 3.0
PCMark 3.0
Xiaomi Poco M3
6158
Vivo X300
n/a
Writing score6713n/a
Web score5503n/a
Video editing3632n/a
Data manipulation5147n/a
NanoReview Score6158n/a

Memory

RAM
RAM Size - 4 GB
- 6 GB		 12 GB
Memory Type LPDDR4X LPDDR5X
Memory Frequency 1866 MHz 5333 MHz
Channels 2 4
Storage
Storage Capacity- 64 GB
- 128 GB		256 GB
Storage TypeUFS 2.1UFS 4.1
Memory CardMicroSDNo

Software

OS Android 10 (Upgradeable to Android 11) Android 16
OS Size 20.5 GB n/a
UI Skin MIUI 12.5 Enhanced OriginOS 6

Battery

Volume 6000 mAh 6040 mAh
Max Charging Power 18 W 90 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (40 W)
Reverse Charging Yes Yes, (Wireless)
Fast Charging Yes (25% in 30 min) Yes (73% in 30 min)
Full Charge Time 3:00 h 0:46 h
Battery Life Test
Battery Life
Xiaomi Poco M3
29:39
Vivo X300
n/a
Web Browsing11:51 hn/a
Video Playback15:49 hn/a
Games06:39 hn/a
Standby Mode155 hn/a

Main camera

Matrix 48 MP 200 MP
Photo resolution 4000x3000 pixels n/a
Zoom Digital Optical, 3x
Flash LED Dual LED
Stabilization Digital Optical
8K Recording No No
4K Recording No Yes (Up to 120 fps)
1080p Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
Slow Motion 120 fps (720p) 240 fps (1080p)
Wide-angle lens n/a 119 °
Lenses count Standard: 48 MP
Macro: 2 MP
Depth: 2 MP		 Standard: 200 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix48 MP200 MP
Aperturef/1.8f/1.68
Focal lengthn/a23 mm
SensorSamsung S5KGM1Samsung ISOCELL HPB
Sensor size1/2.01/1.4
Pixel size0.8 μm0.56 μm
AutofocusPhase autofocusLaser autofocus
StabilizationDigitalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/2.6
Focal lengthn/a70 mm
Sensorn/aSony LYT-602
Sensor sizen/a1/1.95
Pixel sizen/a0.8 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrixn/a50 MP
Aperturen/af/2.0
Focal lengthn/a15 mm
Sensorn/aSamsung S5KJN1
Sensor sizen/a1/2.76
Pixel sizen/a0.64 μm
Stabilizationn/aDigital

Front camera

Matrix 8 MP 50 MP
Photo resolution 3264x2448 pixels 8192x6144 pixels
Aperture f/2.1 f/2.0
Sensor CMOS Samsung S5KJN1
Sensor size 1/4.0 1/2.76
Pixel size 1.12 μm 0.64 μm
Autofocus No Phase autofocus
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) 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 5.4
Bluetooth features LE, 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		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC
NFC* No Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
2G BandsGSM B2/3/5/8GSM 850/900/1800/1900 MHz
3G BandsWCDMA B1/2/4/5/8WCDMA B1/B2/B4/B5/B6/B8/B19
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B20/B28)LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B25/B26/B28/B34/B38/B39/B40/B41/B42/B43/B48/B66)
LTE category12n/a
5G SupportNoYes

Sound

Speakers Stereo n/a
3.5 mm Jack Yes No
FM Radio Yes No
Dolby Atmos No No
Speaker Test
Max Volume
Xiaomi Poco M3
85.1 dB
Vivo X300
n/a

Other

Class Budget Flagship
Announced November, 2020 yr October, 2025 yr
Release Date December, 2020 yr October, 2025 yr
Launch Price ($) 150 n/a
MSRP ($) n/a 699
Sensors - Proximity Sensor
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included n/a Yes, 90 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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

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