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Nothing Phone (3a) Pro

Nothing Phone (3a) Pro Comparison & Specs

Nothing Phone (3a) Pro

  • Snapdragon 7s Gen 3

    4 nm

  • 5000 mAh

    50W

  • 6.77"

    1080 x 2392 pixels

  • 50 MP

    4K@30fps

  • Specs

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
Nothing Phone (3a) Pro Comparison & Specs

Nothing Phone (3a) Pro

Realme 15 Comparison & Specs

Realme 15

General
Launch Date
March 04, 2025
July 24, 2025
Availability
Available Now
Available Now
OS
Android 15
Android 15
Custom UI
Nothing OS 3.1
Realme UI 6.0
OS Updates
3 Years
3 Years
Security Updates
6 Years
4 Years
AI Features
Circle to Search
AI Edit Genie, AI Party Mode, AI MagicGlow 2.0 and more
Body
Dimensions
163.5 x 77.5 x 8.4 mm
162.3 x 76.2 x 7.66 mm
Thickness
8.4 mm
7.66 mm
Weight
211 g
187 g
Build Details
Glass Back, , 3 LED light strips on the back
IP Rating
IP64 (dust tight and water resistant)
IP69 (dust tight and water resistant (high pressure water jets; immersible up to 2m for 30 min), MIL-STD-810H compliant*, also IP68 rated)
Display
Size
6.77 inches
6.8 inches
Type
AMOLED, 1B colors, HDR10+ (typ), Ultra HDR image support
OLED, 1B colors, PWM
Refresh Rate
120 Hz
144 Hz
Peak Brightness
3000 nits
6500 nits
Resolution
1080 x 2392 pixels
1280 x 2800 pixels
Pixel Density
387 ppi
453 ppi
Aspect Ratio
20:9
19.5:9
Screen to Body Ratio
88.0 %
91.2 %
Protection
Gorilla Glass 7i
Performance
Chipset¹
Qualcomm Snapdragon 7s Gen 3
Mediatek Dimensity 7300
Process Size
4 nm
4 nm
CPU
Octa-core
1x2.5 GHz Cortex-A720
3x2.4 GHz Cortex-A720
4x1.8 GHz Cortex-A520
Octa-core
4x2.6 GHz Cortex-A78
4x2.0 GHz Cortex-A55
GPU
Adreno 710 (940 MHz)
Mali-G615 MC2
RAM & Storage
8GB 128GB (UFS 2.2)
8GB 256GB (UFS 2.2)
12GB 256GB (UFS 2.2)
8GB 128GB (UFS 3.1)
8GB 256GB (UFS 3.1)
12GB 256GB (UFS 3.1)
12GB 512GB (UFS 3.1)
RAM Type
LPDDR4X
LPDDR4X
Expandable Memory
No
No
Camera
Main Camera
50 MP
f/1.9, 24mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS

50 MP
f/2.6, 70mm (periscope telephoto) (15cm - ∞), 1/1.95", 0.8µm, PDAF, OIS, 3x optical zoom

8 MP
f/2.2, 15mm, 120˚ (ultrawide), 1/4.0", 1.12µm
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
OIS
Yes
Yes
Features
LED flash, panorama, HDR
LED flash, HDR, panorama
Video Recording
4K@30fps
1080p@30/60/120fps
4K@30fps
1080p@30fps, gyro-EIS, OIS
Selfie Camera
50 MP
f/2.2, 24mm (wide), 1/2.76"
50 MP
f/2.4 , 87˚ (wide), 1/2.8", 0.6µm
Selfie Features
Panorama
Selfie Video Recording
4K@30fps
1080p@30fps
4K@30fps
1080p@30fps
Connectivity
SIM
Dual SIM, GSM+GSM
SIM1: Nano, SIM2: Nano
Dual SIM
SIM1: Nano, SIM2: Nano
5G Support
Yes

16 5G bands
n1, n2, n3, n5, n7, n8, n12, n20, n28, n38, n40, n41, n48, n66, n77, n78
Yes

9 5G bands
n1, n3, n5, n8, n28, n40, n41, n77, n78
VoLTE
Yes
Yes
Wi-Fi
Wi-Fi 6
Wi-Fi 6
Wi-Fi Details
802.11 a/b/g/n/ac/ax 5GHz, MIMO
802.11 a/b/g/n/ac/ax 5GHz
Wi-Fi Features
Wi-Fi Direct, Mobile Hotspot
Mobile Hotspot
USB
USB Type-C 2.0, OTG
USB Type-C 2.0
Bluetooth
5.4
5.4
NFC
Yes
No
GPS
Yes with A-GPS, Glonass
Yes with Glonass
Infrared
No
No
UWB (Ultra Wideband)
No
No
Battery
Capacity
5000 mAh
7000 mAh
Type
Li-Ion
Removable
No
No
Wired charging
50W
80W
Charging Speed
50% in 19 min
50% in 25 min
Reverse Wired Charging
No
No
Wireless Charging
No
No
Reverse Wireless Charging
No
No
Charger in the Box
No
Yes
Sound
Stereo Speakers
Yes
Yes
3.5mm Headphone Jack
No
No
FM Radio
No
No
Extra Features
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Under-display optical fingerprint sensor, accelerometer, gyroscope, proximity, compass
Colors and Pricing
Colors
Black, Gray
Flowing Silver, Silk Pink, Velvet Green
Price in India
₹25890
₹25999
FAQs

In this performance comparison, the Nothing Phone (3a) Pro with its Qualcomm Snapdragon 7s Gen 3 (4nm) performs better than the Realme 15 with the Mediatek Dimensity 7300 (4nm), thanks to superior chipset efficiency.

Both phones offer the same 3 years of OS update support. For security updates, Nothing Phone (3a) Pro offers 6 years of support compared to Realme 15's 4 years.

Both Nothing Phone (3a) Pro and Realme 15 feature AMOLED displays, offering vibrant colors and deeper blacks. 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 features a larger 7000 mAh battery, potentially delivering better battery life. Realme 15 also supports faster wired charging at 80W, compared to 50W on Nothing Phone (3a) Pro.

Realme 15 offers better protection against water and dust with an IP69 rating.

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