boltt Evo 4G 128GB 6GB RAM Specifications

Key Specs

RAM & Storage 4 GB RAM + 64 GB
6 GB RAM + 128 GB
Processor Unisoc T7250
Rear Camera 50 MP
Front Camera 8 MP
Battery 6000 mAh
Display 6.8 inches (17.27 cm)

General

Launch Date August 25, 2026 (Official)
Operating System Android v16
OS Updates 1 Year
Security Updates 2 Year

Performance

(Good)
Chipset Unisoc T7250
Processor Octa core (1.8 GHz, Dual core, Cortex A75 + 1.6 GHz, Hexa Core, Cortex A55)
Architecture 64 bit
Fabrication 6 nm
Graphics (GPU) Mali-G57
RAM 4 GB / 6 GB
RAM Type LPDDR4X

Display

(Very Good)
Display Type LCD
Screen Size 6.8 inches (17.27 cm)
Resolution 720x1570 px (HD+)
Peak Brightness 600 nits
HBM Brightness 900 nits
Refresh Rate 120 Hz
Touch Sampling Rate 240 Hz
Aspect Ratio 19.6:9
Pixel Density 254 ppi
Screen to Body Ratio (calculated) 86.97 %
Screen Protection Yes
Bezel-less Display Yes with punch-hole display
HDR 10 / HDR+ Support Yes
Screen to Body Ratio (claimed by the brand) 90.4 %

Design

Height 166.48 mm
Width 78.23 mm
Thickness 8.78 mm
Weight 219 grams
Build Material Back: Polycarbonate
Water Resistance Yes, IP6X, IP64
Ruggedness Dust proof, Shock proof

Rear Camera

(Good)
Resolution
CameraMPApertureZoom
Primary50 MPf/1.8upto 10x Digital Zoom
Autofocus Yes, Phase Detection Autofocus
Flash Yes, LED Flash
Camera Features 10 x Digital Zoom
Video Recording Full HD @30 fps
HD @30/120 fps
Video Recording Features Slow Motion

Front Camera

(Very Good)
Resolution
CameraMPAperture
Primary8 MPf/2.2
Autofocus Yes
Flash Yes, Screen flash
Video Recording HD @30 fps

Battery

(Very Good)
Capacity 6000 mAh
Quick Charging Yes, 45W Fast Charging
Reverse Charging Yes

Storage

Internal Storage 64 GB / 128 GB
Storage Type eMMC 5.1
Expandable Storage Yes, Up to 1 TB

Network & Connectivity

SIM Slot(s) Dual SIM
SIM Type SIM1: Nano, SIM2: Nano
Network Support 5G Not Supported, 4G
VoLTE Yes
SIM 1 4G bands
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Bands Features
4G bandsTD-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)
SIM 2 4G bands
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Bands Features
4G bandsTD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)
Wi-Fi Yes, Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi Features Mobile Hotspot
Bluetooth Yes, v5.2
GPS Yes with A-GPS, Glonass
NFC Yes

Multimedia

Stereo Speakers Yes
Audio Jack 3.5 mm, USB Type-C

Sensors

Fingerprint Sensor Yes
Fingerprint Sensor Position Side
Fingerprint Sensor Type Capacitive
Other Sensors Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope