Home Phone comparison Oppo Realme 6 and Vivo X300 - Which is better?

Oppo Realme 6 vs Vivo X300

47 out 100
Oppo Realme 6
VS
92 out 100
Vivo X300
Oppo Realme 6
Vivo X300

Compared 2 smartphones : Oppo Realme 6 Manufactured in March, 2020, with display 6.5 with chipsetMediaTek Helio G90T, 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 Oppo Realme 6
  • Larger display: 6.5in
Reasons to choose Vivo X300
  • Higher pixel density: 460ppi
  • Higher refresh rate: 120Hz
  • Lighter design: 190g vs 191g
  • Higher battery capacity: 6040mAh vs 4300mAh
  • Newer Bluetooth version: 5.4 vs 5
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Infrared port
  • Built-in eSIM
  • Includes charger

Versions

Available versions and configurations
Memory Options - 4/64 GB
- 4/128 GB
- 6/64 GB
- 6/128 GB
- 8/128 GB		 - 12/256 GB
- 12/512 GB
- 16/256 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs Oppo Realme 6 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.
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Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Oppo Realme 6
vs
Vivo X300

Display

Display quality comparison
Type IPS LCD AMOLED
Size 6.5 in 6.31 in
Resolution 1080x2400 pixels 1216x2640 pixels
Aspect ratio 20:9 19.5:9
Pixel density 405 ppi 460 ppi
Refresh rate 90 Hz 120 Hz
Adaptive refresh rate No Yes (1-120 Hz)
Max brightness 480 nits 2000 nits
HDR support No Yes, Dolby Vision
Touch Sampling Rate 120 Hz 300 Hz
Screen-to-body ratio 84.2 % 90.3 %
Features n/a - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Oppo Realme 6
424 nits
Vivo X300
n/a
sRGB gamut98.7 %n/a
Response time25.4 msn/a
Contrast991:1n/a
Sources: NotebookCheck [Oppo Realme 6]

Design & Build

Design and ergonomics comparison
Height 162.1 mm (6.38 in) 150.57 mm (5.93 in)
Width 74.8 mm (2.94 in) 71.92 mm (2.83 in)
Thickness 8.9 mm (0.35 in) 7.95 mm (0.31 in)
Weight 191 g (6.74 oz) 190 g (6.7 oz)
Water resistance No IP69
Cooling system n/a Vapor chamber
Back panel Plastic Glass
Frame Plastic Metal
Colors - White
- Blue		 - Black
- Blue
- Red
- Pink
- Purple
Fingerprint sensor Yes In-Button Yes, In-Display
Screen-to-body ratio
Oppo Realme 6
84.2 %
Vivo X300
90.3 %

Performance

Testing Oppo Realme 6 and Vivo X300 In benchmarks
Processor
Chipset MediaTek Helio G90T MediaTek Dimensity 9500
Max Frequency 2050 MHz 4210 MHz
CPU Cores 8 (2 + 6) 8 (1 + 3 + 4)
Architecture - 6/2 (Cortex-A55)
- 2/2.05 (Cortex-A76)		 - 4/2.7 (C1-Pro)
- 3/3.5 (C1-Premium)
- 1/4.21 (C1-Ultra)
Process TSMC TSMC
Transistor Size 12 nm 3 nm
Neural Processor MediaTek APU 2.0 MediaTek NPU 990
Graphics Mali-G76 MP4 Mali-G1 Ultra MP12
GPU Cores 144 1536
GPU Frequency 800 MHz 1716 MHz
FLOPS 230.4 GFLOPS 5271.5 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Oppo Realme 6
697
Vivo X300
3383
Geekbench 6 (Multi-Core)
Oppo Realme 6
1838
Vivo X300
10099
Geekbench 6 (Single-Core)6973383
Geekbench 6 (Multi-Core)183810099
Geekbench Compute (GPU)n/a25462
Sources: Geekbench v6 [Vivo X300]
AnTuTu 10
AnTuTu 10
Oppo Realme 6
397648
Vivo X300
3367414
CPU127886957632
GPU727781342611
Memory81242448412
UX115742618759
NanoReview Score3976483367414
3DMark Wild Life
3DMark Wild Life
Oppo Realme 6
1302
Vivo X300
n/a
Max Surface Temp.42.9 °Cn/a
Stability98 %n/a
Graphics Test7 fpsn/a
Graphics Score1302n/a
Sources: 3DMark [Oppo Realme 6]

Memory

RAM
RAM Size - 4 GB
- 8 GB		 12 GB
Memory Type LPDDR4X LPDDR5X
Memory Frequency 1866 MHz 5333 MHz
Channels 2 4
Storage
Storage Capacity128 GB256 GB
Storage TypeUFS 2.1UFS 4.1
Memory CardMicroSDNo

Software

OS Android 10.0 (Upgradeable to Android 11.0) Android 16
OS Size 13 GB n/a
UI Skin Realme UI 2 OriginOS 6

Battery

Volume 4300 mAh 6040 mAh
Max Charging Power 30 W 90 W
Battery Type Li-ion Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (40 W)
Reverse Charging No Yes, (Wireless)
Fast Charging Yes (100% in 55 min) Yes (73% in 30 min)
Full Charge Time 0:55 h 0:46 h
Battery Life Test
Battery Life
Oppo Realme 6
23:58
Vivo X300
n/a
Web Browsing09:19 hn/a
Video Playback12:50 hn/a
Games05:20 hn/a
Standby Mode127 hn/a

Main camera

Matrix 64 MP 200 MP
Photo resolution 9248x6920 pixels n/a
Zoom Digital Optical, 3x
Flash LED Dual LED
Stabilization Digital Optical
8K Recording No No
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) 240 fps (1080p)
Wide-angle lens 119 ° 119 °
Lenses count Standard: 64 MP
Ultra-wide: 8 MP
Macro: 2 MP
Monochrome: 2 MP		 Standard: 200 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix64 MP200 MP
Aperturef/1.8f/1.68
Focal length26 mm23 mm
SensorSamsung Bright S5KGW1Samsung ISOCELL HPB
Sensor size1/1.721/1.4
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
Matrix8 MP50 MP
Aperturef/2.3f/2.0
Focal length13 mm15 mm
Sensorn/aSamsung S5KJN1
Sensor size1/4.01/2.76
Pixel size1.12 μm0.64 μm
StabilizationDigitalDigital

Front camera

Matrix 16 MP 50 MP
Photo resolution 4920x3264 pixels 8192x6144 pixels
Aperture f/2.0 f/2.0
Focal length 26 mm n/a
Sensor Samsung S5K3P9 Samsung S5KJN1
Sensor size 1/3.1 1/2.76
Pixel size 1 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* Yes Yes
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
2G BandsGSM 850 / 900 / 1800 / 2100 / 2300 / 2500 / 2600GSM 850/900/1800/1900 MHz
3G BandsHSDPA 850 / 900 / 2100WCDMA B1/B2/B4/B5/B6/B8/B19
LTE Bands*LTE (B850/B900/B1800/B2100/B2300/B2500/B2600)LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B25/B26/B28/B34/B38/B39/B40/B41/B42/B43/B48/B66)
LTE category6n/a
5G Supportn/aYes

Sound

Speakers Mono n/a
3.5 mm Jack Yes No
FM Radio Yes No
Dolby Atmos No No
Speaker Test
Max Volume
Oppo Realme 6
87.4 dB
Vivo X300
n/a

Other

Class Mid-range Flagship
Announced March, 2020 yr October, 2025 yr
Release Date March, 2020 yr October, 2025 yr
Launch Price ($) 180 n/a
MSRP ($) n/a 699
Sensors - Proximity Sensor
- Gyroscope
- 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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