Redmi 15

Redmi 15 Comparison & Specs

Redmi 15

  • Snapdragon 6s Gen 3

    6 nm

  • 7000 mAh

    33W

  • 6.9"

    1080 x 2340 pixels

  • 50 MP

    1080p@30fps

  • Specs

Vivo V40

Vivo V40 Comparison & Specs

Vivo V40

  • Snapdragon 7 Gen 3

    4 nm

  • 5500 mAh

    80W

  • 6.78"

    1260x2800 pixels

  • 50 MP

    4K@30fps

  • Specs Vivo V40 Amazon Link
General
Launch Date
August 19, 2025
August 07, 2024
Availability
August 28
Available Now
OS
Android 15
Android 14
Custom UI
HyperOS 2.2
Funtouch 14
OS Updates
2 Years
3 Years
Security Updates
4 Years
4 Years
AI Features
Circle to Search, Gemini Live, AI Erase and more
Body
Dimensions
169.5 x 80.5 x 8.4 mm
164.2 x 75 x 7.6 mm
Thickness
8.4 mm
7.6 mm
Weight
217 g
190 g
Build Details
Plastic Back
Mineral Glass, Plastic Frame
IP Rating
IP64 (dust tight and water resistant (water splashes))
IP68 (up to 1.5m for 30 min)
Display
Size
6.9 inches
6.78 inches
Type
IPS LCD
AMOLED, HDR10
Refresh Rate
144 Hz
120 Hz
Peak Brightness
850 nits
4500 nits
Resolution
1080 x 2340 pixels
1260x2800 pixels
Pixel Density
374 ppi
453 ppi
Aspect Ratio
19.5:9
20:9
Screen to Body Ratio
85.7 %
90.1 %
Performance
Chipset¹
Qualcomm Snapdragon 6s Gen 3
Qualcomm Snapdragon 7 Gen 3
Process Size
6 nm
4 nm
CPU
Octa-core
2x2.3 GHz Cortex-A78
6x2.0 GHz Cortex-A55
Octa-core
1x2.63 GHz Cortex-A715
3x2.4 GHz Cortex-A715
4x1.8 GHz Cortex-A510
GPU
Adreno 619
Adreno 720
RAM & Storage
6GB 128GB (UFS 2.2)
8GB 128GB (UFS 2.2)
8GB 256GB (UFS 2.2)
8GB 128GB (UFS 2.2)
8GB 256GB (UFS 2.2)
12GB 512GB (UFS 2.2)
RAM Type
LPDDR4X
LPDDR4X
Expandable Memory
Yes
No
Camera
Main Camera
50 MP
f/1.75, (wide), 1/2.88" 0.61μm, PDAF
Auxiliary lens
50 MP
f/1.9, 24mm (wide), 1/1.56", 1.0µm, PDAF, OIS

50 MP
f/2.0, 15mm, 119˚ (ultrawide), 1/2.76", 0.64µm, AF
OIS
No
Yes
Features
LED flash, HDR
Zeiss optics, Ring-LED flash, Panorama, HDR, Digital Zoom, Auto Flash, Face detection, Touch to focus
Video Recording
1080p@30fps
4K@30fps
1080p@30fps
Video Recording Features
Dual Video Recording, Bokeh portrait video, gyro-EIS, OIS
Selfie Camera
8 MP
f/2.2, (wide)
50 MP
f/2.0, 21mm (wide), 1/2.76", 0.64µm, AF
Selfie Features
HDR
HDR
Selfie Video Recording
1080p@30fps
4K@30fps
1080p@30fps
Connectivity
SIM
Dual SIM (Nano + Nano (Hybrid))
Dual SIM, GSM+GSM
SIM1: Nano, SIM2: Nano
5G Support
Yes

7 5G bands
n1, n3, n5, n8, n28, n40, n78
Yes

8 5G bands
n1, n3, n5, n8, n28, n40, n77, n78
VoLTE
Yes
Yes
Wi-Fi
Wi-Fi 5
Wi-Fi 5
Wi-Fi Details
802.11 a/b/g/n/ac 5GHz
802.11 a/b/g/n/ac 5GHz
Wi-Fi Features
Mobile Hotspot
Mobile Hotspot
USB
USB Type-C 2.0, OTG
USB Type-C 2.0, OTG
Bluetooth
5.1
5.4
NFC
No
No
GPS
Yes with A-GPS, Glonass
Yes with A-GPS, Glonass
Infrared
Yes
Yes
UWB (Ultra Wideband)
No
No
Battery
Capacity
7000 mAh
5500 mAh
Type
Silicon Carbon
Li-ion
Removable
No
No
Wired charging
33W
80W
Reverse Wired Charging
15W
No
Wireless Charging
-2W
No
Reverse Wireless Charging
No
No
Charger in the Box
Yes
Yes
Sound
Stereo Speakers
No
Yes
3.5mm Headphone Jack
No
No
FM Radio
No
No
Extra Features
Sensors
Side-mounted fingerprint sensor, accelerometer, compass
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Others
Virtual proximity sensing
Colors and Pricing
Colors
Midnight Black, Frosted White, Sandy Purple
Titanium Gray, Lotus Purple, and Ganges Blue
Price in India
₹14999
₹34999
FAQs

In this performance comparison, the Vivo V40 with its Qualcomm Snapdragon 7 Gen 3 (4nm) performs better than the Redmi 15 with the Qualcomm Snapdragon 6s Gen 3 (6nm), thanks to superior chipset efficiency.

Vivo V40 offers 3 years of OS updates, whereas Redmi 15 provides 2 years. Both phones receive the same 4 years of security updates.

Vivo V40 features a superior AMOLED display, while Redmi 15 comes with an LCD panel. In terms of smoothness, Redmi 15 offers a higher 144 Hz refresh rate, ensuring fluid scrolling and animations. Vivo V40 also boasts a brighter screen with 4500 nits of peak brightness, enhancing outdoor visibility. Notably, Vivo V40 offers a higher screen resolution, resulting in sharper visuals and more detailed content.

Redmi 15 comes with a larger 7000 mAh battery, which may offer longer usage on a single charge. Vivo V40 also supports faster wired charging at 80W, compared to 33W on Redmi 15. Redmi 15 supports wireless charging at -2W, while Vivo V40 does not support wireless charging.

Vivo V40 offers better protection against water and dust with an IP68 rating.

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