boltt ACE 5G vs Karbonn Rebel 4G

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Comparing the boltt ACE 5G vs Karbonn Rebel 4G across performance, display, camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Performance: boltt ACE 5G scores higher on the Geekbench Multi-Core test with 1,985, while Karbonn Rebel 4G scores 1,365, making boltt ACE 5G the better performer.


Display: boltt ACE 5G offers a screen size of 6.79 inches, while Karbonn Rebel 4G offers 6.75 inches, making boltt ACE 5G the larger display of the two. Karbonn Rebel 4G features a IPS LCD display compared to boltt ACE 5G's LCD, making Karbonn Rebel 4G the better display of the two.


Rear Camera: boltt ACE 5G offers a higher rear camera resolution with 64 MP, while Karbonn Rebel 4G offers 50 MP, making boltt ACE 5G better for rear camera photography.


Front Camera: boltt ACE 5G offers a higher front camera resolution with 8 MP, while Karbonn Rebel 4G offers 5 MP, making boltt ACE 5G better for front camera photography.


Battery: Karbonn Rebel 4G delivers longer battery life with 18h 22m, while boltt ACE 5G delivers 9h 26m, making Karbonn Rebel 4G the better pick for all day usage.


Storage: boltt ACE 5G offers higher internal storage with 64 GB, while Karbonn Rebel 4G offers 128 GB, making boltt ACE 5G the better option for storage.

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✕
boltt ACE 5G
₹14,999
@ Flipkart
✕
Karbonn Rebel 4G
₹11,999
@ Amazon
✕
Samsung Galaxy F70 5G
₹17,999
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Summary

Spec Score

75%
72%
80%

Release Date

27 Aug, 2026
04 Nov, 2026
19 Oct, 2026

Performance

Unisoc T8200
MediaTek Helio G81
Samsung Exynos 1330
Octa Core (upto 2.3 GHz)
Octa Core (upto 2 GHz)
Octa Core (upto 2.4 GHz)
4 GB RAM
4 GB RAM
4 GB/ 6 GB/ 8 GB/ RAM

Display

6.79 inches (17.25 cm)
6.75 inches (17.15 cm)
6.7 inches (17.02 cm)
LCD
IPS LCD
Super AMOLED
720x1640 px (HD+)
720x1600 px (HD+)
1080x2340 px (FHD+)
120 Hz Refresh Rate
90 Hz Refresh Rate
90 Hz Refresh Rate

Rear Camera

64 MP
Wide Angle Primary Camera
50 MP
Primary Camera
50 MP
Wide Angle Primary Camera
2 MP
Camera
N/A
5 MP
Ultra-Wide Angle Camera
N/A
N/A
2 MP
Macro Camera

Front Camera

8 MP
5 MP
13 MP
Wide Angle Lens

Battery

6000 mAh
7000 mAh
5000 mAh
18W
18W Fast Charging
25W Fast Charging
N/A
N/A
No Wireless Charging

Storage

64 GB
128 GB
128 GB
UFS 2.2
N/A
UFS 2.2

Expert Review

8.0/10
N/A
N/A

Pros

  • Good, comfortable design
  • Smooth 120Hz display
  • Reliable performance
  • Decent battery life
  • Device yet to be reviewed
  • Device yet to be reviewed

Cons

  • Camera processing could be better
  • Slow charging speed
  • Device yet to be reviewed
  • Device yet to be reviewed

User Ratings

4.1/5
(3,555 ratings)
N/A
4.1/5
(415 ratings)

Benchmarks (The higher, the better)

699,449
AnTuTu Score
398,295
AnTuTu Score
N/A
9h 26m
Battery Life (PC Mark)
18h 22m
Battery Life (PC Mark)
N/A

Compare Prices

₹14,999
@ Flipkart
₹11,999
@ Amazon
₹17,999
@ Flipkart

User Feedback

General

Launch Date

Aug 25, 2026
(Official)
Nov 02, 2026
(Official)
Oct 18, 2026
(Official)

Operating System

Android v16
Android v16
Android v15

OS Updates

1 Year
2 Years
5 Year

Security Updates

2 Year
2 Years
5 Year

Custom UI

N/A
N/A
Samsung One UI

Performance

Performance Rating

Good
Good
Good

Chipset

Unisoc T8200
View Details
MediaTek Helio G81 MT6769J
View Details
Samsung Exynos 1330
View Details

Processor

Octa core

2.3 GHz, Dual core, Cortex A75 2.1 GHz, Hexa Core, Cortex A55
Octa core

2 GHz, Dual core, Cortex A75 1.7 GHz, Hexa Core, Cortex A55
Octa core

2.4 GHz, Dual core, Cortex A78 2 GHz, Hexa Core, Cortex A55

Architecture (The higher, the better)

64 bit
64 bit
64 bit

Fabrication (The lower, the better)

6 nm
12 nm
5 nm

Graphics (GPU)

Mali-G57 MC2
Mali-G52 MC2
Mali-G68 MP2

RAM

4 GB / 6 GB / 8 GB
4 GB
4 GB

RAM Type

LPDDR4X
LPDDR4X
LPDDR4X

Performance Test Results

AnTuTu Score (The higher, the better) AnTuTu benchmark measures overall performance of a phone by stress-testing CPU, GPU, RAM, etc.

699,449
398,295
N/A

Bootup Time (The lower, the better)

21.0 s
32.0 s
N/A

Gaming Test Results

Wild Life Extreme (The higher, the better) Wild Life Extreme is a classic mobile benchmark; it renders in 4K to test the peak performance of a wide range of devices.

321
171
N/A
* after 30 mins of gaming

Display

Display Rating

Very Good
Excellent
Excellent

Display Type

LCD
IPS LCD
Super AMOLED

Screen Size

6.79 inches  (17.25 cm)
6.75 inches  (17.15 cm)
6.7 inches  (17.02 cm)

Resolution

720x1640 px (HD+)
720x1600 px (HD+)
1080x2340 px (FHD+)

Brightness

600 nits
N/A
N/A

Peak Brightness

N/A
N/A
1100 nits

HBM Brightness

N/A
N/A
800 nits

Refresh Rate

120 Hz
90 Hz
90 Hz

Aspect Ratio

20:9
N/A
19.5:9

Pixel Density

263 ppi
260 ppi
387 ppi

Screen to Body Ratio (calculated)

83 %
84.45 %
85.86 %

Screen Protection

N/A
Yes
Corning Gorilla Glass Victus

Bezel-less Display

Yes with punch-hole display
N/A
Yes with notch

Screen to Body Ratio (claimed by the brand)

N/A
N/A
84.70 %

Design

Height

170 mm
167 mm
164.4 mm

Width

77.71 mm
78 mm
77.9 mm

Thickness

8.5 mm
9 mm
7.5 mm

Weight

233 grams
N/A
192 grams

Build Material

N/A
Back: Polycarbonate
Back: Glass Fiber

Water Resistance

N/A
Yes Splash proof IP64
Yes Splash proof IP54

Ruggedness

N/A
Dust proof
Dust proof

Rear Camera

Rear Camera Rating

Good
Good
Very Good

Resolution

64 MP
Primary Cameraf/1.8 Wide Angle 80° field-of-view1/2.88" sensor size
50 MP
Primary Cameraf/1.8
50 MP
Primary Camera10x Digital Zoomf/1.8 Wide Angle1/2.76" sensor size S5KJN1 0.64µm pixel size
2 MP
N/A
5 MP
f/2.2 Ultra-Wide Angle Camera1/5.0" sensor size 1.12µm pixel size
N/A
N/A
2 MP
f/2.4 Macro Camera1/5.0" sensor size 1.75µm pixel size

Autofocus

Yes
Yes
Yes

OIS

N/A
N/A
Yes

Flash

Yes LED Flash
Yes
Yes LED Flash

Image Resolution

N/A
N/A
8160 x 6120 Pixels

Settings

N/A
N/A
Exposure compensation ISO control

Shooting Modes

N/A
N/A
Continuous Shooting
High Dynamic Range mode (HDR)
Macro Mode

Camera Features

N/A
N/A
10 x Digital Zoom
Auto Flash
Face detection
Touch to focus

Video Recording

Full HD @30/60 fps
HD @30/60 fps
N/A
Full HD @30 fps
HD @120 fps

Video Recording Features

N/A
N/A
Video Pro Mode

Front Camera

Front Camera Rating

Very Good
Good
Very Good

Resolution

8 MP
f/2.0 Primary Camera1/4.0" sensor size
5 MP
Primary Camera
13 MP
f/2.0 Wide Angle Primary Camera1/3.1" sensor size 1.12µm pixel size

Autofocus

No
N/A
No

Flash

Yes Screen flash
N/A
No

Camera Features

Wide Angle Selfie
N/A
Fixed Focus

Video Recording

N/A
N/A
Full HD @30 fps

Battery

Battery Rating

Very Good
Very Good
Very Good

Capacity

6000 mAh
7000 mAh
5000 mAh

Battery Type

N/A
N/A
Li-ion

Quick Charging

Yes 18W
Yes 18W Fast Charging
Yes 25W Fast 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.

9h 26m
18h 22m
N/A

Charging Time (20% to 100%) (The lower, the better)

2h 27m 27s
2h 53m
N/A

Storage

Internal Storage

64 GB / 128 GB
128 GB
128 GB

Storage Type

UFS 2.2
N/A
UFS 2.2

Expandable Storage

Yes Up to 1 TB
Yes Up to 1 TB
Yes Up to 2 TB

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 (Hybrid)

Network Support

5G 4G
5G Not Supported 4G
5G 4G

VoLTE

Yes
Yes
Yes

SIM 1

N/A
N/A
5G Bands:
FDD N1 / N3 / N5 / N7 / N8 / N20 / N26 / N28 / N66
TDD N38 / N40 / N41 / N66 / N77 / N78
N/A
N/A
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 1700(band 66) / 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20) / 850(band 26) / 700 (band 12)
View More

SIM 2

N/A
N/A
5G Bands:
FDD N1 / N3 / N5 / N7 / N8 / N20 / N26 / N28 / N66
TDD N38 / N40 / N41 / N66 / N77 / N78
N/A
N/A
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20) / 850(band 26) / 1700(band 66) / 700 (band 12)
View More

SAR Value

N/A
N/A
Head: 0.640 W/kg

Wi-Fi

Yes Wi-Fi 7 (802.11 a/b/g/n/be)
Yes Wi-Fi
Yes Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz MIMO

Wi-Fi Features

Mobile Hotspot
Mobile Hotspot
Wi-Fi Direct Mobile Hotspot

Bluetooth

Yes v5.0
Yes v5.0
Yes v5.3

GPS

Yes with A-GPS
N/A
Yes with A-GPS Glonass

NFC

Yes
No
Yes

Multimedia

Audio Jack

USB Type-C
3.5 mm
USB Type-C

Sensors

Fingerprint Sensor

Yes
Yes
Yes

Fingerprint Sensor Position

Side
Side
Side

Fingerprint Sensor Type

Capacitive
N/A
Capacitive

Other Sensors

Light sensor Proximity sensor Gyroscope
N/A
Light sensor Proximity sensor Accelerometer Compass Gyroscope

Compare Prices

₹14,999
@ Flipkart
₹11,999
@ Amazon
₹17,999
@ Flipkart