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OPPO A78 Redmi K40

OPPO A78
ACorner A
OPPO A78
OPPO · Budget
632 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 5 A rows 3 B rows 6 ties

Key differences

At a glance
AOPPO A78 Released: Jan 2023 vs Feb 2021
AOPPO A78 RAM: 8 vs 6GB
AOPPO A78 Battery: 5000 vs 4,520mAh
BRedmi K40 Display Size: 6.67" vs 6.56
BRedmi K40 Front Camera: 20MP vs 8
=Even on: Price — — vs 3,350 – 4,550 SAR

Comparing OPPO A78 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
WIN Jan 2023
Feb 2021
Price
—
3,350 – 4,550 SAR
Released
A WIN Jan 2023
B Feb 2021
Price
A —
B 3,350 – 4,550 SAR

02Display

3 rows
Display Size in
6.56
WIN 6.67"
Resolution px
1612x720
1080x2400
Refresh Rate Hz
90
WIN 120Hz
Display Sizein
A 6.56
B WIN 6.67"
Resolutionpx
A 1612x720
B 1080x2400
Refresh RateHz
A 90
B WIN 120Hz

03Performance

3 rows
RAM GB
WIN 8
6GB
Processor
MediaTek Helio G85
Qualcomm Snapdragon 870
Storage GB
128
128GB
RAMGB
A WIN 8
B 6GB
Processor
A MediaTek Helio G85
B Qualcomm Snapdragon 870
StorageGB
A 128
B 128GB

04Battery

1 rows
Battery mAh
WIN 5000
4,520mAh
BatterymAh
A WIN 5000
B 4,520mAh

05Camera

2 rows
Main Camera MP
WIN 50
48MP
Front Camera MP
8
WIN 20MP
Main CameraMP
A WIN 50
B 48MP
Front CameraMP
A 8
B WIN 20MP

06Design

2 rows
Weight g
WIN 188
196g
Water Resistance
IPX4
IP53
Weightg
A WIN 188
B 196g
Water Resistance
A IPX4
B IP53

07Software

1 rows
OS
ColorOS 13.0 (Android 13)
Android 11 (MIUI)
OS
A ColorOS 13.0 (Android 13)
B Android 11 (MIUI)

OPPO A78 leads Redmi K40 on 5 specs vs 3. Check the full table and decide based on the specs that matter most to you.

OPPO A78 vs Redmi K40 — display, performance, cameras, battery, price, and key differences. Side by side.

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Saudi Retailer Prices

OPPO A78
632 SAR
599 SAR – 649 SAR
4 Saudi retailers Out of 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.