Samsung Galaxy A30s vs Xiaomi Redmi K20

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Comparing the Samsung Galaxy A30s vs Xiaomi Redmi K20 across performance, display, camera, battery, storage, expert reviews and user rating to help determine the better smartphone.

Here is the summary of the results:

Performance: Xiaomi Redmi K20 runs at a higher processing speed of 2.2 GHz, while Samsung Galaxy A30s runs at 1.8 GHz, making Xiaomi Redmi K20 the better performer.


Display: Samsung Galaxy A30s offers a screen size of 6.4 inches, while Xiaomi Redmi K20 offers 6.39 inches, making Samsung Galaxy A30s the larger display of the two. Samsung Galaxy A30s features a Super AMOLED display compared to Xiaomi Redmi K20's AMOLED, making Samsung Galaxy A30s the better display of the two.


Rear Camera: Xiaomi Redmi K20 offers a higher rear camera resolution with 48 MP, while Samsung Galaxy A30s offers 25 MP, making Xiaomi Redmi K20 better for rear camera photography.


Front Camera: Xiaomi Redmi K20 offers a higher front camera resolution with 20 MP, while Samsung Galaxy A30s offers 16 MP, making Xiaomi Redmi K20 better for front camera photography.


Battery: Both Samsung Galaxy A30s and Xiaomi Redmi K20 offer the same 4000 mAh battery capacity.


Storage: Both Samsung Galaxy A30s and Xiaomi Redmi K20 offer the same internal storage of 64 GB.


Expert Review: The editorial team rates both Samsung Galaxy A30s and Xiaomi Redmi K20 equally at 7.


User Rating: Xiaomi Redmi K20 receives a higher user rating of 4.5, while Samsung Galaxy A30s has a rating of 4.3.

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Samsung Galaxy A30s
₹18,900
(Out of Stock)
Xiaomi Redmi K20
₹22,999
(Out of Stock)
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Summary

Release Date

11 Sep, 2019
22 Jul, 2019
14 Jul, 2026

Performance

Samsung Exynos 7 Octa 7904
Snapdragon 730
Snapdragon 6 Gen 4
Octa Core (upto 1.8 GHz)
Octa Core (upto 2.2 GHz)
Octa Core (upto 2.3 GHz)
4 GB RAM
6 GB RAM
8 GB RAM

Display

6.4 inches (16.26 cm)
6.39 inches (16.23 cm)
6.77 inches (17.2 cm)
Super AMOLED
AMOLED
Super AMOLED
720x1560 px (HD+)
1080x2340 px (FHD+)
1080x2344 px (FHD+)
N/A
N/A
120 Hz Refresh Rate

Rear Camera

25 MP
Primary Camera
48 MP
Primary Camera
50 MP
Primary Camera
8 MP
Ultra-Wide Angle Camera
13 MP
Ultra-Wide Angle Camera
8 MP
Ultra-Wide Angle Camera
5 MP
Depth Camera
8 MP
Telephoto Camera (upto 2x Optical Zoom)
N/A

Front Camera

16 MP
20 MP
16 MP

Battery

4000 mAh
4000 mAh
6000 mAh
15W Fast Charging
18W Quick Charging
33W Fast Charging

Storage

64 GB
64 GB
128 GB
eMMC 5.1
UFS 2.1
UFS 2.2

Expert Review

7.0/10
7.0/10
N/A

Pros

  • Good-looking design
  • Long-lasting battery life 
  • Stunning design
  • Reliable rear-facing cameras
  • Hi-res certified headphone jack
  • Device yet to be reviewed

Cons

  • Expensive   
  • Sub-par performance
  • Cameras could've better
  • Could've been priced more competitively
  • Selfie-camera needs a rework
  • Device yet to be reviewed

User Ratings

4.3/5
(6,873 ratings)
4.5/5
(53,168 ratings)
N/A

Benchmarks (The higher, the better)

142,039
AnTuTu Score
209,539
AnTuTu Score
N/A
N/A
13h 38m
Battery Life (PC Mark)
N/A

Compare Prices

Not Available in any store
Not Available in any store
₹34,099
₹34,999

Video

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General

Launch Date

Sep 11, 2019
(Official)
Jul 22, 2019
(Official)
Jul 07, 2026
(Official)

Operating System

Android v9.0 (Pie)
Android v9.0 (Pie)
Android v16

OS Updates

N/A
N/A
3 Year

Security Updates

N/A
N/A
6 Year

Custom UI

N/A
MIUI
Nothing OS

Performance

Performance Rating

Good
Good
Very Good

Chipset

Samsung Exynos 7 Octa 7904
Qualcomm Snapdragon 730
Qualcomm Snapdragon 6 Gen 4 SM6650

Processor

Octa core

1.8 GHz, Dual core, Cortex A73 1.6 GHz, Hexa Core, Cortex A53
Octa core

2.2 GHz, Dual core, Kryo 470 1.8 GHz, Hexa Core, Kryo 470
Octa core

2.3 GHz, Single core, Cortex A720 2.2 GHz, Tri core, Cortex A720 1.8 GHz, Quad core, Cortex A520

Architecture (The higher, the better)

64 bit
64 bit
64 bit

Fabrication (The lower, the better)

14 nm
8 nm
4 nm

Graphics (GPU)

Mali-G71 MP2
Adreno 618
Adreno 810

RAM

4 GB
6 GB
8 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.

142,039
209,539
N/A

Bootup Time (The lower, the better)

N/A
15.0 s
N/A

Gaming Test Results

Battery Drain* (The lower, the better)

N/A
12.0 %
N/A

Heating* (The lower, the better)

N/A
22.4 %
N/A
* after 30 mins of gaming

Display

Display Rating

Excellent
Best In Class
Excellent

Display Type

Super AMOLED
AMOLED
Super AMOLED

Screen Size

6.4 inches  (16.26 cm)
6.39 inches  (16.23 cm)
6.77 inches  (17.2 cm)

Resolution

720x1560 px (HD+)
1080x2340 px (FHD+)
1080x2344 px (FHD+)

Peak Brightness

N/A
N/A
2000 nits

HBM Brightness

N/A
N/A
1200 nits

Refresh Rate

N/A
N/A
120 Hz

Aspect Ratio

19.5:9
19.5:9
20:9

Pixel Density

268 ppi
403 ppi
381 ppi

Screen to Body Ratio (calculated)

84.74 %
85.9 %
87.32 %

Screen Protection

N/A
Corning Gorilla Glass v5
Yes

Bezel-less Display

Yes with waterdrop notch
Yes
Yes with punch-hole display

HDR 10 / HDR+ Support

N/A
Yes
N/A

Screen to Body Ratio (claimed by the brand)

N/A
91.9 %
N/A

Design

Height

158.5 mm
156.7 mm
164.4 mm

Width

74.7 mm
74.3 mm
78.2 mm

Thickness

7.8 mm
8.8 mm
8.6 mm

Weight

169 grams
191 grams
210 grams

Build Material

Back: Plastic
Back: Gorilla Glass
N/A

Water Resistance

N/A
N/A
Yes Water resistant IP64 (up to 20 minutes in a depth of 0.25 meter)

Ruggedness

N/A
N/A
Dust proof

Rear Camera

Rear Camera Rating

Good
Very Good
Very Good

Resolution

25 MP
Primary Camera4x Digital Zoomf/1.727 mm focal length S5K2X5 ISO-CELL
48 MP
Primary Cameraf/1.751/2" sensor size IMX586 Exmor-RS CMOS Sensor 0.8µm pixel size
50 MP
Primary Cameraf/1.81/2.76" sensor size
8 MP
f/2.2 Ultra-Wide Angle Camera
13 MP
f/2.4 Ultra-Wide Angle Camera1/3" sensor size 1.12µm pixel size
8 MP
f/2.2 Ultra-Wide Angle Camera1/4.0" sensor size
5 MP
f/2.2 Depth Camera
8 MP
f/2.4 Telephoto Camera1/4.0" sensor size 1.12µm pixel size
N/A

Autofocus

Yes
Yes Phase Detection Autofocus
Yes

OIS

No
N/A
Yes

Flash

Yes LED Flash
Yes Dual LED Flash
Yes

Image Resolution

5288 x 3968 Pixels
8000 x 6000 Pixels
N/A

Settings

Exposure compensation ISO control
Exposure compensation ISO control
N/A

Shooting Modes

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

Camera Features

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

Video Recording

Full HD @30 fps
4k @30 fps
Full HD @60 fps
HD @120 fps
4k @30 fps
Full HD @30/60 fps

Video Recording Features

N/A
N/A
Dual Video Recording
Slow Motion

Front Camera

Front Camera Rating

Very Good
Very Good
Very Good

Resolution

16 MP
f/2.0 Primary Camera1/3.06" sensor size
20 MP
f/2.2 Primary Camera1/3.4" sensor size 0.8µm pixel size
16 MP
f/2.4 Primary Camera

Camera Type

N/A
Pop-Up
N/A

Autofocus

No
N/A
N/A

Flash

No
N/A
Yes Screen flash

Video Recording

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

Battery

Battery Rating

Very Good
Very Good
Very Good

Capacity

4000 mAh
4000 mAh
6000 mAh

Battery Type

Li-ion
Li-Polymer
N/A

TalkTime

Up to 32 Hours(4G)
N/A
N/A

Quick Charging

Yes 15W Fast Charging
Yes 18W Quick Charging v3.0
Yes 33W Fast Charging 50% in 80 minutes

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.

N/A
13h 38m
N/A

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

N/A
1h 38m 18s
N/A

Storage

Internal Storage

64 GB / 128 GB
64 GB / 128 GB
128 GB / 256 GB

Storage Type

eMMC 5.1
UFS 2.1
UFS 2.2

Expandable Storage

Yes Up to 512 GB
No
N/A

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM
Dual SIM

SIM Type

SIM1: Nano SIM2: Nano
SIM1: Nano SIM2: Nano
SIM1: Nano SIM2: Nano

Network Support

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

VoLTE

Yes
Yes
Yes

SIM 1

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) / 850(band 5) / 800(band 20)
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) / 850(band 5)
5G Bands:
FDD N1 / N3 / N5 / N8 / N28
TDD N40 / N41 / 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) / 900(band 8) / 700(band 28) / 850(band 5)
View More

SIM 2

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) / 850(band 5) / 800(band 20)
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) / 850(band 5)
5G Bands:
FDD N1 / N3 / N5 / N8 / N28
TDD N40 / N41 / 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) / 900(band 8) / 700(band 28) / 850(band 5)
View More

SAR Value

Head: 1.38 W/kg
Head: 1.07 W/kg Body: 0.723 W/kg
N/A

Wi-Fi

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

Wi-Fi Features

Wi-Fi Direct Mobile Hotspot
Wi-Fi Direct Mobile Hotspot
Wi-Fi Direct Mobile Hotspot

Bluetooth

Yes v5.0
Yes v5.0
Yes v6.0

GPS

Yes with A-GPS Glonass
Yes with A-GPS Glonass
Yes with Glonass

NFC

Yes
N/A
Yes

Multimedia

Stereo Speakers

N/A
N/A
Yes

Audio Jack

3.5 mm
3.5 mm
USB Type-C

Audio Features

Dolby Atmos
N/A
N/A

Sensors

Fingerprint Sensor

Yes
Yes
Yes

Fingerprint Sensor Position

On-screen
On-screen
On-screen

Fingerprint Sensor Type

Optical
Optical
Optical

Other Sensors

Light sensor Proximity sensor Accelerometer Gyroscope
Light sensor Proximity sensor Accelerometer Compass Gyroscope
Light sensor Proximity sensor Accelerometer Compass Gyroscope

Compare Prices

Not Available in any store
Not Available in any store
₹34,099
₹34,999