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Realme 15

Realme 15 Comparison & Specs

Realme 15

  • Dimensity 7300

    4 nm

  • 7000 mAh

    80W

  • 6.8"

    1280 x 2800 pixels

  • 50 MP

    4K@30fps

  • Specs

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
Realme 15 Comparison & Specs

Realme 15

Redmi A3x 4G Comparison & Specs

Redmi A3x 4G

Redmi A3x 4G Amazon Link
General
Launch Date
July 24, 2025
May 24, 2024
Availability
Available Now
Available Now
OS
Android 15
Android 14
Custom UI
Realme UI 6.0
MIUI
OS Updates
2 Years
2 Years
Security Updates
3 Years
3 Years
AI Features
AI Edit Genie, AI Party Mode, AI MagicGlow 2.0 and more
Body
Dimensions
162.3 x 76.2 x 7.66 mm
168.4 x 76.3 x 8.3 mm
Thickness
7.66 mm
8.3 mm
Weight
187 g
193 g
Build Details
Mineral Glass
IP Rating
IP69 (dust tight and water resistant (high pressure water jets; immersible up to 2m for 30 min), MIL-STD-810H compliant*, also IP68 rated)
No
Display
Size
6.8 inches
6.71 inches
Type
OLED, 1B colors, PWM
IPS LCD
Refresh Rate
144 Hz
90 Hz
Peak Brightness
6500 nits
500 nits
Resolution
1280 x 2800 pixels
720x1650 pixels
Pixel Density
453 ppi
268 ppi
Aspect Ratio
19.5:9
20.5:9
Screen to Body Ratio
91.2 %
82.9 %
Protection
Gorilla Glass 7i
Gorilla Glass 3
Performance
Chipset¹
Mediatek Dimensity 7300
Unisoc Unisoc T603
Process Size
4 nm
12 nm
CPU
Octa-core
4x2.6 GHz Cortex-A78
4x2.0 GHz Cortex-A55
Octa core
1.8 GHz, Dual core, Cortex A75
1.6 GHz, Hexa Core, Cortex A55
GPU
Mali-G615 MC2
Mali-G57
RAM & Storage
8GB 128GB (UFS 3.1)
8GB 256GB (UFS 3.1)
12GB 256GB (UFS 3.1)
12GB 512GB (UFS 3.1)
3GB 64GB (eMMC 5.1)
4GB 128GB (eMMC 5.1)
RAM Type
LPDDR4X
LPDDR4X
Expandable Memory
No
Yes
Camera
Main Camera
50 MP
f/1.8, 24mm (wide), 1/1.95", 0.8µm, Sony IMX882, PDAF, OIS

8 MP
f/2.2, 112˚, 16mm (ultrawide), 1/4.0", 1.12µm
8 MP
f/2.0, (wide)

0.08 MP
(auxiliary lens)
OIS
Yes
No
Features
LED flash, HDR, panorama
LED flash, HDR, Digital Zoom
Video Recording
4K@30fps
1080p@30fps, gyro-EIS, OIS
1080p@30fps
Selfie Camera
50 MP
f/2.4 , 87˚ (wide), 1/2.8", 0.6µm
5 MP
f/2.2, (wide)
Selfie Features
Panorama
HDR
Selfie Video Recording
4K@30fps
1080p@30fps
1080p@30fps
Connectivity
SIM
Dual SIM
SIM1: Nano, SIM2: Nano
Dual SIM, GSM+GSM
SIM1: Nano, SIM2: Nano
SIM 1
9 5G Bands

FDD: N1, N3, N5, N8, N28
TDD: N40, N41, N77, N78
No 5G Support (Supports 4G Only)
SIM 2
9 5G Bands

FDD: N1, N3, N5, N8, N28
TDD: N40, N41, N77, N78
No 5G Support (Supports 4G Only)
VoLTE
Yes
Yes
Wi-Fi
Wi-Fi 6
Wi-Fi 4
Wi-Fi Details
802.11 a/b/g/n/ac/ax 5GHz
802.11 b/g/n
Wi-Fi Features
Mobile Hotspot
Mobile Hotspot
USB
USB Type-C 2.0
USB Type-C
Bluetooth
5.4
4.2
NFC
No
No
GPS
Yes with Glonass
Yes with Glonass
Infrared
No
Yes
UWB (Ultra Wideband)
No
No
Battery
Capacity
7000 mAh
5000 mAh
Type
Li-Ion
Li-Polymer
Removable
No
No
Wired charging
80W
10W
Charging Speed
50% in 25 min
Wireless Charging
No
No
Reverse Wireless Charging
No
No
Charger in the Box
Yes
Yes
Sound
Stereo Speakers
Yes
No
3.5mm Headphone Jack
No
Yes
FM Radio
No
Yes
Extra Features
Sensors
Under-display optical fingerprint sensor, accelerometer, gyroscope, proximity, compass
Fingerprint (side-mounted), accelerometer, compass
Others
Virtual proximity sensing
Colors and Pricing
Colors
Flowing Silver, Silk Pink, Velvet Green
Midnight Black, Moonlight White, Aurora Green
Price in India
₹25999
₹6140
Redmi A3x 4G Amazon Link
FAQs

In this performance comparison, the Realme 15 with its Mediatek Dimensity 7300 (4nm) performs better than the Redmi A3x 4G with the Unisoc Unisoc T603 (12nm), thanks to superior chipset efficiency.

Both Realme 15 and Redmi A3x 4G offer the same software support — 2 years of OS updates and 3 years of security updates.

Realme 15 features a superior AMOLED display, while Redmi A3x 4G comes with an LCD panel. In terms of smoothness, Realme 15 offers a higher 144 Hz refresh rate, ensuring fluid scrolling and animations. Realme 15 also boasts a brighter screen with 6500 nits of peak brightness, enhancing outdoor visibility. Notably, Realme 15 offers a higher screen resolution, resulting in sharper visuals and more detailed content.

Realme 15 comes with a larger 7000 mAh battery, which may offer longer usage on a single charge. Realme 15 also supports faster wired charging at 80W, compared to 10W on Redmi A3x 4G.

Realme 15 includes an IP69 rating, while Redmi A3x 4G lacks an official IP rating.

¹ Scores can vary even with the same chipset due to RAM, thermals, and software optimization.