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Galaxy A51 Redmi K40

Galaxy A51
ACorner A
Galaxy A51
Samsung · Phones
1,125 SARiOfficial prices are from the manufacturer. Estimated prices are based on average prices from Amazon, Noon, Alibaba, and eXtra in the Saudi market.
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VS
Redmi K40
BCorner B
Redmi K40
Redmi · Phones
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Wins by spec 2 A rows 6 B rows 6 ties

Key differences

At a glance
AGalaxy A51 Front Camera: 32MP vs 20MP
AGalaxy A51 Weight: 172g vs 196g
BRedmi K40 Released: Feb 2021 vs Dec 2019
BRedmi K40 Display Size: 6.67" vs 6.5"
=Even on: Price — — vs 3,350 – 4,550 SAR

Comparing Galaxy A51 vs Redmi K40? We've got the full breakdown: specs, real Saudi market prices, and key differences — all side by side so you can pick the right one.

01Price

2 rows
Released
Dec 2019
WIN Feb 2021
Price
—
3,350 – 4,550 SAR
Released
A Dec 2019
B WIN Feb 2021
Price
A —
B 3,350 – 4,550 SAR

02Display

3 rows
Display Size in
6.5"
WIN 6.67"
Resolution px
1080x2400
1080x2400
Refresh Rate Hz
60Hz
WIN 120Hz
Display Sizein
A 6.5"
B WIN 6.67"
Resolutionpx
A 1080x2400
B 1080x2400
Refresh RateHz
A 60Hz
B WIN 120Hz

03Performance

3 rows
RAM GB
4GB
WIN 6GB
Processor
Exynos 9611 (2.3GHz)
Qualcomm Snapdragon 870
Storage GB
64GB
WIN 128GB
RAMGB
A 4GB
B WIN 6GB
Processor
A Exynos 9611 (2.3GHz)
B Qualcomm Snapdragon 870
StorageGB
A 64GB
B WIN 128GB

04Battery

1 rows
Battery mAh
4,000mAh
WIN 4,520mAh
BatterymAh
A 4,000mAh
B WIN 4,520mAh

05Camera

2 rows
Main Camera MP
48MP
48MP
Front Camera MP
WIN 32MP
20MP
Main CameraMP
A 48MP
B 48MP
Front CameraMP
A WIN 32MP
B 20MP

06Design

2 rows
Weight g
WIN 172g
196g
Water Resistance
None
IP53
Weightg
A WIN 172g
B 196g
Water Resistance
A None
B IP53

07Software

1 rows
OS
Android 10
Android 11 (MIUI)
OS
A Android 10
B Android 11 (MIUI)

Redmi K40 leads Galaxy A51 on 6 specs vs 2. Check the full table and decide based on the specs that matter most to you.

Galaxy A51 vs Redmi K40 — display, performance, cameras, battery, price, and key differences. Side by side.

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Saudi Retailer Prices

Galaxy A51
1,125 SAR
1,125 SAR – 1,125 SAR
1 Saudi retailer In stock

Where to buy

Pick a store to see its latest price.

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Prices are estimated average Saudi market prices, reviewed June 2026. Actual prices vary by retailer, storage configuration, warranty, and promotions. Prices shown in Saudi Riyal. iOfficial prices are from the manufacturer. Estimated prices are based on average prices from Amazon, Noon, Alibaba, and eXtra in the Saudi market.