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Redmi A3x 4G

Redmi A3x 4G Comparison & Specs

Redmi A3x 4G

  • Unisoc T603

    12 nm

  • 5000 mAh

    10W

  • 6.71"

    720x1650 pixels

  • 8 MP

    1080p@30fps

  • Specs Redmi A3x 4G Amazon Link

vivo T4 Ultra

vivo T4 Ultra Comparison & Specs

vivo T4 Ultra

  • Dimensity 9300+

    4 nm

  • 5500 mAh

    90W

  • 6.67"

    1260 x 2800 pixels

  • 50 MP

    4K@30fps

  • Specs
Redmi A3x 4G Comparison & Specs

Redmi A3x 4G

Redmi A3x 4G Amazon Link
vivo T4 Ultra Comparison & Specs

vivo T4 Ultra

General
Launch Date
May 24, 2024
June 11, 2025
Availability
Available Now
Available Now
OS
Android 14
Android 15
Custom UI
MIUI
Funtouch 15
OS Updates
2 Years
3 Years
Security Updates
3 Years
4 Years
AI Features
Circle to Search, AI Eraser, AI Note Assist, AI Transcript Assist, and AI Call Translation
Body
Dimensions
168.4 x 76.3 x 8.3 mm
160.6 x 75 x 7.5 mm
Thickness
8.3 mm
7.5 mm
Weight
193 g
192 g
Build Details
Mineral Glass
Mineral Glass
IP Rating
No
IP64 (dust tight and water resistant (water splashes))
Display
Size
6.71 inches
6.67 inches
Type
IPS LCD
AMOLED, 1B colors
Refresh Rate
90 Hz
120 Hz
Peak Brightness
500 nits
5000 nits
Resolution
720x1650 pixels
1260 x 2800 pixels
Pixel Density
268 ppi
460 ppi
Aspect Ratio
20.5:9
20:9
Screen to Body Ratio
82.9 %
89.2 %
Protection
Gorilla Glass 3
Performance
Chipset
Unisoc Unisoc T603
Mediatek Dimensity 9300+
Process Size
12 nm
4 nm
CPU
Octa core
1.8 GHz, Dual core, Cortex A75
1.6 GHz, Hexa Core, Cortex A55
Octa-core
1x3.4 GHz Cortex-X4
3x2.85 GHz Cortex-X4
4x2.0 GHz Cortex-A720
GPU
Mali-G57
Immortalis-G720 MC12
RAM & Storage
3GB 64GB (eMMC 5.1)
4GB 128GB (eMMC 5.1)
8GB 256GB (UFS 3.1)
12GB 256GB (UFS 3.1)
12GB 512GB (UFS 3.1)
RAM Type
LPDDR4X
LPDDR5
Expandable Memory
Yes
No
Camera
Main Camera
8 MP
f/2.0, (wide)

0.08 MP
(auxiliary lens)
50 MP
Sony IMX921, f/1.9, 23mm (wide), 1/1.56", PDAF, OIS

50 MP
Sony IMX882, f/2.6, 85mm (periscope telephoto), 1/1.95", 0.8µm, PDAF (15cm - ∞), OIS, 3x optical zoom

8 MP
GalaxyCore GC08A8, f/2.2, (ultrawide)
OIS
No
Yes
Features
LED flash, HDR, Digital Zoom
Ring-LED flash, panorama, HDR
Video Recording
1080p@30fps
4K@30fps
1080p
Video Recording Features
gyro-EIS
Selfie Camera
5 MP
f/2.2, (wide)
32 MP
GalaxyCore GC32E1, f/2.45, (wide)
Selfie Features
HDR
Selfie Video Recording
1080p@30fps
4K@30fps
Connectivity
SIM
Dual SIM, GSM+GSM
SIM1: Nano, SIM2: Nano
Dual SIM
SIM1: Nano, SIM2: Nano
SIM 1
No 5G Support (Supports 4G Only)
13 5G Bands

FDD: N1, N3, N5, N7, N8, N26, N28
TDD: N38, N40, N41, N66, N77, N78
SIM 2
No 5G Support (Supports 4G Only)
14 5G Bands

FDD: N1, N3, N5, N7, N8, N26, N28
TDD: N38, N40, N41, N48, N66, N77, N78
VoLTE
Yes
Yes
Wi-Fi
Wi-Fi 4
Wi-Fi 6
Wi-Fi Details
802.11 b/g/n
802.11 a/b/g/n/ac/ax 5GHz
Wi-Fi Features
Mobile Hotspot
Mobile Hotspot
USB
USB Type-C
USB Type-C 2.0, OTG
Bluetooth
4.2
5.4
NFC
No
Yes
GPS
Yes with Glonass
Yes with A-GPS, Glonass
Infrared
Yes
No
UWB (Ultra Wideband)
No
No
Battery
Capacity
5000 mAh
5500 mAh
Type
Li-Polymer
Si/C Li-Ion
Removable
No
No
Wired charging
10W
90W
Wireless Charging
No
No
Reverse Wireless Charging
No
No
Charger in the Box
Yes
Yes
Sound
Stereo Speakers
No
Yes
3.5mm Headphone Jack
Yes
No
FM Radio
Yes
No
Extra Features
Sensors
Fingerprint (side-mounted), accelerometer, compass
Under-display optical fingerprint sensor, accelerometer, gyroscope, proximity, compass
Others
Virtual proximity sensing
Colors and Pricing
Colors
Midnight Black, Moonlight White, Aurora Green
Phoenix Gold, Meteor Grey
Price in India
₹6199
Redmi A3x 4G Amazon Link
₹37999
FAQs

In this comparison, the vivo T4 Ultra with the Mediatek Dimensity 9300+ (4nm) performs better than the Redmi A3x 4G with the Unisoc Unisoc T603 (12nm), thanks to its more efficient chipset.

The vivo T4 Ultra offers 3 years of OS updates, while the Redmi A3x 4G provides 2 years. When it comes to security updates, vivo T4 Ultra leads with 4 years of support.

vivo T4 Ultra has a superior AMOLED display, while Redmi A3x 4G uses an LCD panel. Moreover, vivo T4 Ultra offers a higher 120 Hz refresh rate for smoother scrolling. vivo T4 Ultra also has a brighter display with 5000 nits, improving outdoor visibility. Notably, vivo T4 Ultra has a higher resolution display, resulting in sharper visuals.

vivo T4 Ultra has a larger 5500 mAh battery for longer usage. vivo T4 Ultra supports faster wired charging at 90W.

vivo T4 Ultra has an IP64 rating, while Redmi A3x 4G lacks official water and dust resistance.