Key Feature Comparison
At a Glance
Show differences only
Octa core (2.4 GHz, Quad core, Cortex A78 + 1.95 GHz, Quad core, Cortex A55)
Qualcomm Snapdragon 7s Gen 2, Adreno 710
Octa core (2.84 GHz, Single core, Kryo 585 + 2.42 GHz, Tri core, Kryo 585 + 1.8 GHz, Quad core, Kryo 585)
Qualcomm Snapdragon 865, Adreno 650
5200 mAh
Li-Polymer, Super VOOC, 80W
4500 mAh
Li-ion, Warp, 65W
6.7 inches
394 ppi, FHD
6.55 inches
402 ppi, FHD
Triple, 50MP + 8MP + 50MP
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 240 fps
Quad, 48MP + 16MP + 5MP + 2MP
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 480 fps
5G
Dual SIM, GSM+GSM
5G
Dual SIM, GSM+GSM
Detailed Specs
Screen Size
6.7 inches
6.55 inches
Screen Type
OLED
AMOLED
Screen Resolution
1080 x 2400 pixels
1080 x 2400 pixels
Pixel Density
394 ppi
402 ppi
Screen Protection
Corning Gorilla Glass
Corning Gorilla Glass
Screen to Body Ratio
93%
86.98%
Screen Design
Punch hole
Punch hole
Screen Refresh Rate
120 Hz
120 Hz
Screen Quality
FHD
FHD
Aspect Ratio
-
20:09
Peak Brightness
-
1100 nits
Phone Variants
8GB 256GB, 12GB 256 GB, 12GB 512 GB
12GB 256GB, 8GB 128GB
Expandable Storage
No
No
Storage Type
UFS 3.1
UFS 3.1
OTG Support
Yes
Yes
RAM Type
-
LPDDR4X
Sensors
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Operating System
Android v14
Android v10 (Q)
GPU
Adreno 710
Adreno 650
Chipset
Qualcomm Snapdragon 7s Gen 2
Qualcomm Snapdragon 865
CPU
Octa core (2.4 GHz, Quad core, Cortex A78 + 1.95 GHz, Quad core, Cortex A55)
Octa core (2.84 GHz, Single core, Kryo 585 + 2.42 GHz, Tri core, Kryo 585 + 1.8 GHz, Quad core, Kryo 585)
Custom User Interface
Realme UI
Oxygen OS
Clock Speed
2.4 GHz
2.84 GHz
Architecture
64 bit
64 bit
Process Technology
4 nm
7 nm
Battery Capacity
5200 mAh
4500 mAh
Battery Removable
No
No
Battery Type
Li-Polymer
Li-ion
Charger Type
Super VOOC, 80W
Warp, 65W
USB Type-C
Yes
Yes
Fast Charging
Yes
Yes
Charging Time
50 % in 19 minutes
100 % in 39 minutes
Announced On
30-Jul-24
14-Oct-20
Market Status
Available
Available
Brand
Realme
OnePlus
Model Number
RMX3921
KB2001
Price Status
Confirmed
Confirmed
Price
Rs. 32,999
Rs. 38,999
GPS
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Network Support
5G
5G
Bluetooth
Yes
Yes
FM Radio
No
No
3.5mm Audio Jack
No
No
SIM Size
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano
Wi-Fi
Yes, Wi-Fi 6E (802.11 a/b/g/n/ac/ax) 5GHz 6GHz, MIMO
Yes, Wi-Fi 802.11, a/ac/ax/b/g/n/n 5GHz, MIMO
Bluetooth Type
v5.2
v5.1
Audio Jack
USB Type-C
USB Type-C
SIM Slot(s)
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
eSIM
No
No
Wi-Fi Features
Mobile Hotspot
Mobile Hotspot
VoLTE
Yes
Yes
SIM 1 Bands
5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N40 / N41 / 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), 3G Bands: UMTS 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 /...
5G Bands:TDD N78, 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 850(band 5)
SIM 2 Bands
5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N40 / N41 / 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), 3G Bands: UMTS 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 /...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 850(band 18) / 850(band 19) /...
Audio Features
-
Dolby Atmos
NFC
-
Yes
Front Video Recording
3840x2160 @ 30 fps, 1920x1080 @ 30 fps
1920x1080 @ 30 fps
Front Camera Features
Fixed Focus
Fixed Focus
Front Camera Setup
Single, 32MP
Single, 16MP
Front Camera 1 Resolution
32 MP
16 MP
Front Camera 1 Type
f/2.45, Wide Angle, Primary Camera
f/2.4, Wide Angle Primary Camera
Front Camera 1 Lens
21 mm focal length, 2.74" sensor size, Exmor RS, 0.8 micrometre pixel size
3.6" sensor size, 1 micrometre pixel size
Front Aperture
f/2.45
f/2.4
Front Flash
Yes, Screen flash
Yes, Screen flash
Front Sensor
-
Exmor RS
Weight
190 grams
188 grams
Colors
Monet Gold, Emerald Green
Aquamarine Green, Lunar Silver
Build
Back: Mineral Glass, Vegan Leather
Back: Gorilla Glass
Dimensions
161.34 x 73.91 x 8.23 mm
160.7 x 74.1 x 8.4 mm
SAR Value
-
Head: 1.07 W/kg, Body: 0.85 W/kg
OIS
Yes
Yes
Rear Flash
Yes, LED Flash
Yes, Dual LED Flash
Rear Video Recording
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 240 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 480 fps
Rear Camera Features
Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus
Rear Camera Setup
Triple, 50MP + 8MP + 50MP
Quad, 48MP + 16MP + 5MP + 2MP
Rear Camera 1 Resolution
50 MP
48 MP
Rear Camera 1 Type
f/1.88, Wide Angle (84 degree field-of-view), Primary Camera
f/1.7, Wide Angle Primary Camera
Rear Camera 1 Lens
24 mm focal length, 1.56" sensor size, LYT 701, CMOS image sensor, 1 micrometre pixel size
26 mm focal length, 2" sensor size, 0.8 micrometre pixel size
Rear Camera 2 Resolution
8 MP
16 MP
Rear Camera 2 Type
f/2.2, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
Rear Camera 2 Lens
16 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size
14 mm focal length, 3.6" sensor size, 1 micrometre pixel size
Rear Camera 3 Resolution
50 MP
5 MP
Rear Camera 3 Type
f/2.6, Periscope Camera
Macro Camera
Rear Camera 3 Lens
73 mm focal length, 0.8 micrometre pixel size
-
Rear Aperture
f/1.88
f/1.7
Rear Camera 4 Resolution
-
2 MP
Rear Camera 4 Type
-
Mono Camera
Rear Sensor
-
Exmor-RS CMOS Sensor
Fingerprint Scanner
Yes
Yes
Fingerprint Scanner Position
On-Screen
On-Screen
Fingerprint Scanner Type
Optical
Optical
Face Unlock
-
Yes
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