Xiaomi Redmi 15
₹21,499
@Amazon
|
Nothing Phone 4b
₹31,890
@Amazon
|
POCO X8 Power 5G
₹35,999
(Available)
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Xiaomi Redmi 15 vs Nothing Phone 4b
Comparing the Xiaomi Redmi 15 vs Nothing Phone 4b across performance, display, camera, battery, storage and user rating to help determine the better smartphone.
Here is the summary of the results:
Performance: Both Xiaomi Redmi 15 and Nothing Phone 4b run at the same processing speed of 2.3 GHz.
Display: Xiaomi Redmi 15 offers a screen size of 6.9 inches, while Nothing Phone 4b offers 6.77 inches, making Xiaomi Redmi 15 the larger display of the two. Nothing Phone 4b features a Super AMOLED display compared to Xiaomi Redmi 15's IPS LCD, making Nothing Phone 4b the better display of the two.
Rear Camera: Both Xiaomi Redmi 15 and Nothing Phone 4b feature a 50 MP primary rear camera.
Front Camera: Nothing Phone 4b offers a higher front camera resolution with 16 MP, while Xiaomi Redmi 15 offers 8 MP, making Nothing Phone 4b better for front camera photography.
Battery: Xiaomi Redmi 15 offers a higher battery capacity with 7000 mAh, while Nothing Phone 4b offers 6000 mAh, making Xiaomi Redmi 15 better for longer battery life.
Storage: Both Xiaomi Redmi 15 and Nothing Phone 4b offer the same internal storage of 128 GB.
User Rating: Nothing Phone 4b receives a higher user rating of 4.4, while Xiaomi Redmi 15 has a rating of 4.2.
|
✕
Xiaomi Redmi 15
₹21,499
@ Amazon
|
✕
Nothing Phone 4b
₹31,890
@ Amazon
|
Add to Compare
|
Summary
Release Date
|
28 Aug, 2025
|
14 Jul, 2026
|
11 Sep, 2026
|
Performance
|
|
|
N/A
|
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Snapdragon 6s Gen 3
|
Snapdragon 6 Gen 4
|
Snapdragon 6 Gen 5
|
|
Octa Core (upto 2.3 GHz)
|
Octa Core (upto 2.3 GHz)
|
Octa Core (upto 2.6 GHz)
|
|
6 GB RAM
|
8 GB RAM
|
8 GB RAM
|
Display
|
|
|
N/A
|
|
6.9 inches (17.53 cm)
|
6.77 inches (17.2 cm)
|
6.83 inches (17.35 cm)
|
|
IPS LCD
|
Super AMOLED
|
AMOLED
|
|
1080x2340 px (FHD+)
|
1080x2344 px (FHD+)
|
1280x2772 px (FHD+)
|
|
144 Hz Refresh Rate
|
120 Hz Refresh Rate
|
120 Hz Refresh Rate
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Rear Camera
|
|
|
N/A
|
|
50 MP
Wide Angle Primary Camera
|
50 MP
Primary Camera
|
50 MP
Primary Camera
|
|
N/A
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8 MP
Ultra-Wide Angle Camera
|
8 MP
Ultra-Wide Angle Camera
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Front Camera
|
|
|
N/A
|
|
8 MP
Wide Angle Lens
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16 MP
|
32 MP
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Battery
|
|
|
N/A
|
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7000 mAh
|
6000 mAh
|
10000 mAh
|
|
33W Fast Charging
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33W Fast Charging
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100W Hyper Charging
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No Wireless Charging
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N/A
|
N/A
|
Storage
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128 GB
|
128 GB
|
128 GB
|
|
UFS 2.2
|
UFS 2.2
|
UFS 2.2
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Expert Review
|
7.0/10
|
N/A
|
N/A
|
Pros
|
|
|
Cons
|
|
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User Ratings
|
4.2/5
(4,099 ratings)
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4.4/5
(13 ratings)
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N/A
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Benchmarks (The higher, the better)
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463,289
AnTuTu Score
|
N/A
|
N/A
|
|
14h 54m
Battery Life (PC Mark)
|
N/A
|
N/A
|
Compare Prices
|
₹21,499
@ Amazon
|
₹31,890
@ Amazon
|
Not Available in any store
|
Video
|
There are no videos available for the device.
|
There are no videos available for the device.
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User Feedback
General
Launch Date
|
Aug 19, 2025
(Official)
|
Jul 07, 2026
(Official)
|
Sep 04, 2026
(Official)
|
Operating System
|
Android v15
|
Android v16
|
Android v16
|
OS Updates
|
2 Year
|
3 Year
|
4 Year
|
Security Updates
|
4 Year
|
6 Year
|
6 Year
|
Custom UI
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HyperOS
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Nothing OS
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HyperOS
|
Performance
Performance Rating
|
Very Good
|
Very Good
|
N/A
|
Chipset
|
Qualcomm Snapdragon 6s Gen 3
View Details
|
Qualcomm Snapdragon 6 Gen 4 SM6650
View Details
|
Qualcomm Snapdragon 6 Gen 5
View Details
|
Processor
|
Octa core
2.3 GHz, Dual core, Cortex A78 1.95 GHz, Hexa Core, Cortex A55 |
Octa core
2.3 GHz, Single core, Cortex A720 2.2 GHz, Tri core, Cortex A720 1.8 GHz, Quad core, Cortex A520 |
Octa core
2.6 GHz, Quad core, Cortex A78 2 GHz, Quad core, Cortex A55 |
Architecture (The higher, the better)
|
64 bit
|
64 bit
|
64 bit
|
Fabrication (The lower, the better)
|
6 nm
|
4 nm
|
4 nm
|
Graphics (GPU)
|
Adreno 619
|
Adreno 810
|
Adreno
|
RAM
|
6 GB / 8 GB
|
8 GB
|
8 GB
|
RAM Type
|
LPDDR4X
|
LPDDR4X
|
LPDDR5X
|
Performance Test Results
AnTuTu Score (The higher, the better) AnTuTu benchmark measures overall performance of a phone by stress-testing CPU, GPU, RAM, etc.
|
463,289
|
N/A
|
N/A
|
Bootup Time (The lower, the better)
|
34.0 s
|
N/A
|
N/A
|
Gaming Test Results
Battery Drain* (The lower, the better)
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6.0 %
|
N/A
|
N/A
|
Heating* (The lower, the better)
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23.7 %
|
N/A
|
N/A
|
Display
Display Rating
|
Excellent
|
Excellent
|
N/A
|
Display Type
|
IPS LCD
|
Super AMOLED
|
AMOLED
|
Screen Size
|
6.9 inches (17.53 cm)
|
6.77 inches (17.2 cm)
|
6.83 inches (17.35 cm)
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Resolution
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1080x2340 px (FHD+)
|
1080x2344 px (FHD+)
|
1280x2772 px (FHD+)
|
Peak Brightness
|
850 nits
|
2000 nits
|
3500 nits
|
HBM Brightness
|
N/A
|
1200 nits
|
2000 nits
|
PWM Dimming
|
N/A
|
480 Hz
|
3840 Hz
|
Refresh Rate
|
144 Hz
|
120 Hz
|
120 Hz
|
Touch Sampling Rate
|
288 Hz
|
1000 Hz
|
240 Hz
|
Aspect Ratio
|
19.5:9
|
20:9
|
19.5:9
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Pixel Density
|
374 ppi
|
381 ppi
|
447 ppi
|
Screen to Body Ratio (calculated)
|
86.04 %
|
87.32 %
|
89.32 %
|
Screen Protection
|
N/A
|
Yes
|
Corning Gorilla Glass Victus 2
|
Bezel-less Display
|
Yes with punch-hole display
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Yes with punch-hole display
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Yes with punch-hole display
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HDR 10 / HDR+ Support
|
N/A
|
N/A
|
Yes HDR 10+
|
Screen to Body Ratio (claimed by the brand)
|
N/A
|
N/A
|
89.5 %
|
Design
Height
|
168.48 mm
|
164.4 mm
|
163.44 mm
|
Width
|
80.45 mm
|
78.2 mm
|
78.27 mm
|
Thickness
|
8.40 mm
|
8.6 mm
|
8.65 mm
|
Weight
|
217 grams
|
210 grams
|
229 grams
|
Build Material
|
Back: Plastic
|
N/A
|
Back: Polycarbonate
|
Water Resistance
|
Yes Splash proof IP64
|
Yes Water resistant IP64 (up to 20 minutes in a depth of 0.25 meter)
|
Yes Water resistant IP68 IP66 IP69K IP69 (up to 30 minutes in a depth of 2 meter)
|
Ruggedness
|
Dust proof
|
Dust proof
|
N/A
|
Rear Camera
Rear Camera Rating
|
Good
|
Very Good
|
N/A
|
Resolution
|
50 MP
Primary Cameraf/1.75 Wide Angle |
50 MP
Primary Cameraf/1.81/2.76" sensor size |
50 MP
Primary Camera20x Digital Zoomf/1.526 mm focal length 1/1.95" sensor size 0.8µm pixel size |
|
N/A
|
8 MP
f/2.2 Ultra-Wide Angle Camera1/4.0" sensor size |
8 MP
Ultra-Wide Angle Camera15 mm focal length 1/4.0" sensor size 1.12µm pixel size |
Autofocus
|
Yes
|
Yes
|
Yes
|
OIS
|
No
|
Yes
|
Yes
|
Flash
|
Yes LED Flash
|
Yes
|
Yes LED Flash
|
Image Resolution
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8150 x 6150 Pixels
|
N/A
|
N/A
|
Settings
|
Exposure compensation ISO control
|
N/A
|
N/A
|
Shooting Modes
|
Continuous Shooting
High Dynamic Range mode (HDR) |
N/A
|
N/A
|
Camera Features
|
Digital Zoom
Auto Flash Face detection Filters Touch to focus |
N/A
|
20 x Digital Zoom
|
Video Recording
|
Full HD @30 fps
|
4k @30 fps
Full HD @30/60 fps |
4k @30 fps
Full HD @30/60 fps HD @30 fps |
Video Recording Features
|
N/A
|
Dual Video Recording
Slow Motion |
N/A
|
Front Camera
Front Camera Rating
|
Very Good
|
Very Good
|
N/A
|
Resolution
|
8 MP
f/2.2 Wide Angle Primary Camera |
16 MP
f/2.4 Primary Camera |
32 MP
f/2.2 Primary Camera1/3.6" sensor size 0.61µm pixel size |
Autofocus
|
No
|
N/A
|
Yes
|
Flash
|
N/A
|
Yes Screen flash
|
Yes Screen flash
|
Video Recording
|
Full HD @30 fps
|
N/A
|
4k @30 fps
Full HD @60 fps |
Battery
Battery Rating
|
Very Good
|
Very Good
|
N/A
|
Capacity
|
7000 mAh
|
6000 mAh
|
10000 mAh
|
Battery Type
|
Silicon Carbon
|
N/A
|
Silicon Carbon
|
Quick Charging
|
Yes 33W Fast Charging
|
Yes 33W Fast Charging 50% in 80 minutes
|
Yes 100W Hyper Charging 100% in 47 minutes
|
Reverse Charging
|
Yes 18W Reverse Charging
|
Yes 7.5W Reverse Charging
|
Yes 27W Reverse Charging
|
Battery Test Results
Battery Life (PC Mark) (The higher, the better) PCMark Battery benchmark measures battery life of a phone with various activities such as web browsing, photo editing, writing, video editing, etc.
|
14h 54m
|
N/A
|
N/A
|
Charging Time (20% to 100%) (The lower, the better)
|
1h 18m
|
N/A
|
N/A
|
Storage
Internal Storage
|
128 GB / 256 GB
|
128 GB / 256 GB
|
128 GB
|
Storage Type
|
UFS 2.2
|
UFS 2.2
|
UFS 2.2
|
Expandable Storage
|
Yes Up to 2 TB
|
N/A
|
N/A
|
Network & Connectivity
SIM Slot(s)
|
Dual SIM
|
Dual SIM
|
Dual SIM
|
SIM Type
|
SIM1: Nano SIM2: Nano (Hybrid)
|
SIM1: Nano SIM2: Nano
|
SIM1: Nano SIM2: Nano
|
Network Support
|
5G 4G
|
5G 4G
|
5G 4G
|
VoLTE
|
Yes
|
Yes
|
Yes
|
SIM 1
|
5G Bands: FDD N1 / N3 / N5 / N8 / N28
TDD N40 / N78 |
5G Bands: FDD N1 / N3 / N5 / N8 / N28
TDD N40 / N41 / N77 / N78 |
5G Bands: FDD N1 / N5 / N8 / N28
TDD N38 / N40 / N41 / N48 / N77 / N78 |
|
4G Bands: TD-LTE 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5) |
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5) |
4G Bands: TD-LTE 3500(band 48) / 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5) / 850(band 19) |
SIM 2
|
5G Bands: FDD N1 / N3 / N5 / N8 / N28
TDD N40 / N78 |
5G Bands: FDD N1 / N3 / N5 / N8 / N28
TDD N40 / N41 / N77 / N78 |
5G Bands: FDD N1 / N5 / N8 / N28
TDD N38 / N40 / N41 / N48 / N77 / N78 |
|
4G Bands: TD-LTE 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5) |
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5) |
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42) / 3500(band 48)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5) / 850(band 19) |
Wi-Fi
|
Yes Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz
|
Yes Wi-Fi 7 (802.11 a/b/g/n/ac/be/ax) MIMO
|
Yes Wi-Fi 5 (802.11 a/b/g/n/ac)
|
Wi-Fi Features
|
Mobile Hotspot
|
Wi-Fi Direct Mobile Hotspot
|
Wi-Fi Direct Mobile Hotspot
|
Bluetooth
|
Yes v5.1
|
Yes v6.0
|
Yes v6.0
|
GPS
|
Yes with A-GPS Glonass
|
Yes with Glonass
|
Yes with Glonass
|
NFC
|
N/A
|
Yes
|
Yes
|
IR Blaster
|
N/A
|
N/A
|
Yes
|
Multimedia
Stereo Speakers
|
N/A
|
Yes
|
Yes
|
Audio Jack
|
USB Type-C
|
USB Type-C
|
USB Type-C
|
Audio Features
|
N/A
|
N/A
|
Dolby Atmos
|
Sensors
Fingerprint Sensor
|
Yes
|
Yes
|
Yes
|
Fingerprint Sensor Position
|
Side
|
On-screen
|
On-screen
|
Fingerprint Sensor Type
|
N/A
|
Optical
|
Optical
|
Other Sensors
|
Light sensor Proximity sensor Accelerometer Compass
|
Light sensor Proximity sensor Accelerometer Compass Gyroscope
|
Light sensor Proximity sensor Accelerometer Compass Gyroscope
|
Compare Prices
|
₹21,499
@ Amazon
|
₹31,890
@ Amazon
|
Not Available in any store
|
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