Home > Smartphone comparison > T4 Ultra vs iQOO 15R – which one to choose?

Vivo T4 Ultra vs iQOO 15R

76 out of 100
Vivo T4 Ultra
VS
84 out of 100
Vivo iQOO 15R
Vivo T4 Ultra
Vivo iQOO 15R

Here we compared two mid-range smartphones: the 6.67-inch Vivo T4 Ultra (with MediaTek Dimensity 9300 Plus) that was released on June 11, 2025, against the Vivo iQOO 15R, which is powered by Qualcomm Snapdragon 8 Gen 5 and came out 8 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Select the amount of RAM to evaluate performance and value for money more precisely
Memory
  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery life
  6. Camera
  7. Comments

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Vivo T4 Ultra
  • The rear camera has a 3x optical zoom
Reasons to consider the Vivo iQOO 15R
  • Comes with 2100 mAh larger battery capacity: 7600 vs 5500 mAh
  • Higher display refresh rate – 144 Hz
  • Newer Bluetooth version (v6.0)
  • Waterproof body (IP69 classification)
  • 33% better performance in AnTuTu Benchmark (3047K versus 2286K)
  • Compatible with the latest Wi-Fi 7 wireless networks
  • More recent OS version: Android 16 versus 15
  • Supports higher wattage charging (100W versus 90W)

Review

Evaluation of Vivo T4 Ultra and iQOO 15R crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
T4 Ultra
77*
iQOO 15R
74*
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
T4 Ultra
70*
iQOO 15R
94*
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
T4 Ultra
76*
iQOO 15R
84*
Select your primary usage scenario to get a more accurate NanoReview Score
πŸ“± Primary usage:

Value for money (Beta)

To get an accurate value-for-money index, update the default prices with actual prices from your country’s retailers (for the selected memory configs) and press the "Calculate" button.
Currency
8 / 256 GB
VS
8 / 256 GB
92.6
(Very good)
Value Index
101.9
(Excellent)

Tests and specifications

Comparison table of technical specifications and tests
Phone:
T4 Ultra
vs
iQOO 15R

Display

Type AMOLED AMOLED
Size 6.67 inches 6.59 inches
Resolution 1260 x 2800 pixels 1260 x 2750 pixels
Aspect ratio 20:9 19.5:9
PPI 460 ppi 459 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes (60-120 Hz)
Max rated brightness 1600 nits 1800 nits
Max rated brightness in HDR 5000 nits 5000 nits
HDR support Yes, HDR10 Yes, HDR10+
Touch sampling rate 240 Hz 360 Hz
Screen protection Tempered glass Tempered glass
Screen-to-body ratio 89.2% 90.8%
Display features - DCI-P3
- Always-On Display
- DC Dimming		 - DCI-P3
- Always-On Display
- DC Dimming

Design and build

Height 160.56 mm (6.32 inches) 157.61 mm (6.21 inches)
Width 75 mm (2.95 inches) 74.42 mm (2.93 inches)
Thickness 7.45 mm (0.29 inches) 7.9 mm (0.31 inches)
Weight 192 g (6.77 oz) 202 g (7.13 oz)
Waterproof IP64 IP69
Advanced cooling - Vapor chamber
Rear material Glass Glass
Frame material Plastic Metal
Colors Gold, Gray Black, Silver
Fingerprint scanner Yes, in-display Yes, in-display
Screen-to-body ratio
T4 Ultra
89.2%
iQOO 15R +2%
90.8%

Performance

Chipset specifications of Vivo T4 Ultra and Vivo iQOO 15R
SoC
Chipset MediaTek Dimensity 9300 Plus Qualcomm Snapdragon 8 Gen 5
Max clock 3400 MHz 3800 MHz
CPU cores 8 (1 + 3 + 4) 8 (2 + 6)
Architecture - 4 cores at 2 GHz: Cortex-A720
- 3 cores at 2.85 GHz: Cortex-X4
- 1 core at 3.4 GHz: Cortex-X4		 - 6 cores at 3.32 GHz: Oryon Performance
- 2 cores at 3.8 GHz: Oryon Prime
L3 cache 8 MB 6 MB
Manufacturing TSMC TSMC
Lithography process 4 nanometers 3 nanometers
Neural processor (NPU) MediaTek NPU 790 Hexagon
GPU
Graphics Mali-G720 Immortalis MP12 Adreno 829
GPU shading units 1536 1024
GPU clock 1300 MHz 1225 MHz
FLOPS ~3993.6 GFLOPS ~2508.8 GFLOPS

Benchmarks

Benchmark comparison of Vivo T4 Ultra and Vivo iQOO 15R
Geekbench 6 (Single-Core)
T4 Ultra
2252
iQOO 15R +23%
2766
Geekbench 6 (Multi-Core)
T4 Ultra
6749
iQOO 15R +32%
8923
Compute Score (GPU)
T4 Ultra
14713
iQOO 15R +18%
17303
Compute Score (GPU) 14713 17303
Single-core score 2252 2766
Multi-core score 6749 8923
Sources: Geekbench [3], [4]
AnTuTu Benchmark 11
T4 Ultra
2286808
iQOO 15R +33%
3047741
CPU 728686 899582
GPU 750320 1036833
Memory 291780 415773
UX 516022 695553
Total score 2286808 3047741
Samples [3 tests] [24 tests]
AnTuTu 11 Ranking List (191st and 91st place)
Submit your benchmark results

Recent User Tests

The latest benchmark tests that have been submitted by users
Vivo T4 Ultra
DateBenchmarkResult
πŸ“˜ 2026-08-19 (Olliver1006)AnTuTu2348248
πŸ“˜ 2026-02-09 (Forhad)AnTuTu1890510
πŸ“˜ 2026-01-06 (Bumble bee)AnTuTu2286808
Add View all (3)
Vivo iQOO 15R
DateBenchmarkResult
πŸ“˜ 2026-09-11 (Bobo_haram)AnTuTu3082479
πŸ“˜ 2026-09-09 (Goodfok213)AnTuTu3047741
πŸ“˜ 2026-09-06 (Veer)AnTuTu3132764
πŸ“˜ 2026-09-02 (Nurik)AnTuTu2995093
πŸ“˜ 2026-08-27 (Jake)AnTuTu3089169
Add View all (32)

Memory

RAM
RAM size 8 GB 8 GB
Memory type LPDDR5X LPDDR5X
Memory clock - 5300 MHz
Channels 4 4
Storage
Storage size 256 GB 256 GB
Storage type UFS 3.1 UFS 4.1
Memory card No No

Software

Operating system Android 15 Android 16
ROM Funtouch OS 15 OriginOS 6
OS updates - 5 years
Security updates - 5 years

Battery

Capacity 5500 mAh 7600 mAh
Max charge power 90 W 100 W
Battery type Silicon-Carbon (Si/C) Silicon-Carbon (Si/C)
Replaceable No No
Wireless charging No No
Reverse charging Yes Yes
Bypass charging - Yes
Fast charging Yes (50% in 20 min) Yes (53% in 30 min)
Full charging time 0:48 hr 0:57 hr
Add your battery life

Main camera

Matrix 50 megapixels 50 megapixels
Image resolution 8192 x 6144 8192 x 6144
Zoom Optical, 3x Digital (lossless), 2x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K video recording No No
4K video recording Up to 30FPS Up to 60FPS
1080p video recording Up to 60FPS Up to 60FPS
Slow motion 240 FPS (720p) 240 FPS (1080p)
Angle of widest lens 120Β° -
Lenses 1) Standard: 50 MP
2) Telephoto: 50 MP
3) Ultrawide: 8 MP
1) Standard: 50 MP
2) Ultrawide: 8 MP
Camera features - Bokeh mode
- Pro mode		 - Bokeh mode
- Pro mode
Standard lens
Image resolution 50 MP 50 MP
Aperture f/1.9 f/1.8
Focal length 23 mm -
Sensor Sony IMX921 Sony LYT-700V
Sensor size 1/1.56" (β‰ˆ 0.64 inch) 1/1.56" (β‰ˆ 0.64 inch)
Pixel size 1 micron 1 micron
Autofocus Phase autofocus Phase autofocus
Stabilization Optical Optical
Telephoto lens
Image resolution 50 MP -
Aperture f/2.6 -
Focal length 85 mm -
Sensor Sony IMX882 -
Sensor size 1/1.95" (β‰ˆ 0.51 inch) -
Pixel size 0.8 micron -
Stabilization Optical -
Ultra-wide lens
Image resolution 8 MP 8 MP
Aperture f/2.2 f/2.2
Focal length - 15 mm
Sensor size - 1/4.0" (β‰ˆ 0.25 inch)
Stabilization Digital Digital

Selfie camera

Megapixels 32 megapixels 32 megapixels
Image resolution - 6528 x 4896
Aperture f/2.5 f/2.2
Sensor CMOS GalaxyCore GC32E1
Sensor size - 1/3.1" (β‰ˆ 0.32 inch)
Pixel size 0.8 micron 0.7 micron
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 30 FPS 2160p (4K) at 60 FPS
Depth sensor (TOF 3D) No No

Connectivity

Wi-Fi standard 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 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, NAVIC
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
5G support Yes Yes

Sound

Speakers Stereo Stereo
Headphone audio jack No No
FM radio No No
Dolby Atmos No No

Other

Category Mid-range Mid-range
Announced June 2025 February 2026
Release date June 2025 March 2026
Launch price (MSRP) $450 $495
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint		 - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
Bundled charger Yes, 90 W Yes, 100 W
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Vivo iQOO 15R is definitely a better buy.

Cast your vote

So, which phone would you choose?
0 (0%)
7 (100%)
Total votes: 7

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