Home Phone comparison Realme GT 6 and Vivo iQOO 15 - Which is better?

Realme GT 6 vs Vivo iQOO 15

79 out 100
Realme GT 6
VS
94 out 100
Vivo iQOO 15
Realme GT 6
Vivo iQOO 15

Compared 2 smartphones : Realme GT 6 Manufactured in June, 2024, with display 6.78 with chipsetQualcomm Snapdragon 8s Gen 3, vs Vivo iQOO 15, Manufactured in October, 2025with 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 Realme GT 6
  • Lighter design: 199g vs 220g
Reasons to choose Vivo iQOO 15
  • Larger display: 6.85in
  • Higher pixel density: 508ppi
  • Higher refresh rate: 144Hz
  • Higher battery capacity: 7000mAh vs 5500mAh
  • Newer Bluetooth version: 6.0 vs 5.4
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort

Versions

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

Review

Key Specs Realme GT 6 and Vivo iQOO 15
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
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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:
Realme GT 6
vs
Vivo iQOO 15

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.78 in 6.85 in
Resolution 1264x2780 pixels 1440x3168 pixels
Aspect ratio 20:9 20:9
Pixel density 450 ppi 508 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (1-120 Hz)
Max brightness 6000 nits 2600 nits
HDR support Yes Dolby Vision Yes, HDR10+
Touch Sampling Rate 360 Hz n/a
Screen-to-body ratio 91.2 % 90.2 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Realme GT 6
1469 nits
Vivo iQOO 15
n/a

Design & Build

Design and ergonomics comparison
Height 162 mm (6.38 in) 163.65 mm (6.44 in)
Width 75.1 mm (2.96 in) 76.8 mm (3.02 in)
Thickness 8.65 mm (0.34 in) 8.1 mm (0.32 in)
Weight 199 g (7.02 oz) 220 g (7.76 oz)
Water resistance IP65 IP69
Cooling system Vapor chamber Vapor chamber
Back panel Glass n/a
Frame Plastic Metal
Colors - Silver
- Green		 - White
- Black
- Blue
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Realme GT 6
91.2 %
Vivo iQOO 15
90.2 %

Performance

Testing Realme GT 6 and Vivo iQOO 15 In benchmarks
Processor
Chipset Qualcomm Snapdragon 8s Gen 3 Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 3000 MHz 4600 MHz
CPU Cores 8 (1 + 4 + 3) 8 (2 + 6)
Architecture - 3/2 (Cortex-A520)
- 4/2.8 (Cortex-A720)
- 1/3 (Cortex-X4)		 6/3.63 ()
Process TSMC TSMC
Transistor Size 4 nm 3 nm
Neural Processor Hexagon Hexagon
Graphics Adreno 735 Adreno 840
GPU Cores 768 1536
GPU Frequency 1100 MHz 1200 MHz
FLOPS 1689.6 GFLOPS 3686.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Realme GT 6
1944
Vivo iQOO 15
3641
Geekbench 6 (Multi-Core)
Realme GT 6
4865
Vivo iQOO 15
10982
Geekbench 6 (Single-Core)19443641
Geekbench 6 (Multi-Core)486510982
Geekbench Compute (GPU)n/a27923
Sources: Geekbench v6 [Realme GT 6], [Vivo iQOO 15]
AnTuTu 10
AnTuTu 10
Realme GT 6
1467421
Vivo iQOO 15
4009400
CPU3861321102463
GPU4924861429688
Memory317799516447
UX271004960802
NanoReview Score14674214009400

Memory

RAM
RAM Size - 8 GB
- 12 GB
- 16 GB		 12 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency 4200 MHz 5300 MHz
Channels 4 4
Storage
Storage Capacity- 256 GB
- 512 GB		256 GB
Storage TypeUFS 4.0UFS 4.1
Memory CardNoNo

Software

OS Android 14 (Upgradeable to Android 15) Android 16
UI Skin Realme UI 6.0 OriginOS 6

Battery

Volume 5500 mAh 7000 mAh
Max Charging Power 120 W 100 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (40 W)
Reverse Charging n/a No
Fast Charging Yes (66% in 15 min) Yes
Full Charge Time 0:28 h n/a
Battery Life Test
Battery Life
Realme GT 6
25:51
Vivo iQOO 15
n/a
Web Browsing10:56 hn/a
Video Playback16:54 hn/a
Games06:11 hn/a
Standby Mode114 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Optical, 2x Optical, 3x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording No Yes (Up to 30 fps)
4K Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (1080p) 240 fps (1080p)
Wide-angle lens 112 ° n/a
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 8 MP		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP50 MP
Aperturef/1.7f/1.9
Focal length26 mm23 mm
SensorSony LYTIA-808n/a
Sensor size1/1.431/1.56
Pixel size1.12 μm1 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP50 MP
Aperturef/2.0f/2.7
Focal length47 mmn/a
SensorSamsung S5KJN5n/a
Sensor size1/2.751/1.95
Pixel size0.64 μm0.8 μm
StabilizationDigitalOptical
Ultra-wide lens
Matrix8 MP50 MP
Aperturef/2.2f/2.1
Focal length16 mm15 mm
SensorSony IMX355n/a
Sensor size1/4.01/2.76
Pixel size1.14 μm0.64 μm
StabilizationDigitalDigital

Front camera

Matrix 32 MP 32 MP
Aperture f/2.5 f/2.2
Focal length 22 mm 21 mm
Sensor Sony IMX615 CMOS
Sensor size 1/2.74 n/a
Pixel size 0.8 μm n/a
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 30 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 6.0
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
- 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 850/900/1800/1900GSM 850/900/1800/1900MHz
3G BandsWCDMA B1/B2/B4/B5/B6/B8/B19WCDMA B1/B2/B4/B5/B6/B8/B19
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B26/B28/B66)LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B26/B28/B38/B40/B41/B42/B66)
LTE category18n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No

Other

Class Flagship Flagship
Announced June, 2024 yr October, 2025 yr
Release Date June, 2024 yr October, 2025 yr
Launch Price ($) 599 n/a
MSRP ($) n/a 590
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 120 W Yes, 100 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Vivo iQOO 15 the clear winner in this comparison.

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