Oppo A31 (2020) vs Lava Z91

Here you can compare Oppo A31 (2020) and Lava Z91. Comparing Oppo A31 (2020) vs Lava Z91 on Smartprix, enables you to check their respective specs scores and unique features. It would potentially help you understand how Oppo A31 (2020) stands against Lava Z91 and which one should you buy. The current lowest price found for Oppo A31 (2020) is ₹9,990 and for Lava Z91 is ₹6,899. The details of both of these products were last updated on Feb 24, 2021.

SpecificationOppo A31 (2020)Lava Z91
Battery4230 mAh, Li-ion Battery3000 mAh, Li-Po Battery
Display6.5 inches, 720 x 1600 pixels5.7 inches, 720 x 1440 pixels
OSAndroid v9.0 (Pie)Android v7.1 (Nougat)
CPU2.3 GHz, Octa Core Processor1.3 GHz, Quad Core Processor
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Oppo A31 (2020)

Lava Z91

itel A46 (2GB RAM+32GB)
Xiaomi Redmi Note 8
All Features Differences
Oppo A31 (2020)
Lava Z91
OverviewAdvantages (Factors To Decide Which Device You Should Buy) Remove All Devices
Rankings # 1# 2
Specs Score    68 / 100   55 / 100
Operating SystemAndroid v9.0 (Pie)Android v7.1 (Nougat)
Features Present In Only One Device
(Unique Features)

Octa Core CPU

Oppo A31 (2020)
Octa Core
Lava Z91
Quad Core

More cores result in better parallelism, meaning more tasks can be processed in parallel without slowing down the User Interface.


Oppo A31 (2020)
8.3 mm
Lava Z91
7.7 mm

Around 7% slimmer than Oppo A31 (2020). Slimmer devices are easier to carry in pocket and look more fashionable.

Faster CPU

Oppo A31 (2020)
2.3 GHz
Lava Z91
1.3 GHz

Around 76% faster CPU than Lava Z91. Faster CPU means more smooth experience.

Light Weight

Oppo A31 (2020)
180 g
Lava Z91
147 g

Around 18% lighter than Oppo A31 (2020). Light weight devices are easier to hold without tiring your arms.

More RAM

Oppo A31 (2020)
4 GB
Lava Z91
3 GB

Around 33% more RAM than Lava Z91. More RAM means more applications can run at the same time, which makes the device faster.

Bigger Screen

Oppo A31 (2020)
6.5 in
Lava Z91
5.7 in

Around 14% bigger screen than Lava Z91. Reading, browsing internet and watching movies is more pleasing experience on a bigger screen.

Better Screen Resolution

Oppo A31 (2020)
720 x 1600 pixels
Lava Z91
720 x 1440 pixels

Around 11% more pixels than Lava Z91. More resolution means sharper and crisper screen.

Has Triple Camera

Oppo A31 (2020)
Triple Camera
Lava Z91
Single Camera

Multiple cameras is useful for enhancing certain effects like blur, zoom and wide angle photos.

More Storage Capacity

Oppo A31 (2020)
64 GB
Lava Z91
32 GB

Around 100% more inbuilt memory than Lava Z91. More memory allows you to store more songs, videos, photos and install more applications.

Bigger Battery

Oppo A31 (2020)
4230 mAh
Lava Z91
3000 mAh

Around 41% more Battery Capacity than Lava Z91. With more battery size, device's battery can generally last more time, though it depends on various other factors too.

Sim TypeDual Sim, GSM+GSMDual Sim, GSM+GSM
Dual SimYesYes
Sim SizeNano+Nano SIM
Device TypeSmartphoneSmartphone
Release DateMarch 6, 2020 (Expected)March, 2018
Dimensions163.9 x 75.5 x 8.3 mm72.9 x 152 x 7.7 mm
Weight180 g147 g
TypeColor IPS LCD screenColor IPS LCD screen (16M)
TouchYes, with MultitouchYes, with Multitouch
Size6.5 inches, 720 x 1600 pixels5.7 inches, 720 x 1440 pixels
Aspect Ratio20:918:9
PPI~270 PPI~282 PPI
Screen to Body Ratio~ 89%
NotchYes, Water Drop Notch
Storage64 GB32 GB
Card SlotYes, upto 256 GBYes, upto 128 GB
WifiYes, with wifi-hotspotYes, with wifi-hotspot
BluetoothYes, v5.0Yes, v4.0
USBYes, USB-CYes, microUSB v2.0
USB FeaturesUSB ChargingUSB on-the-go
GPSyes with A-GPSYes
Fingerprint SensorYes, RearYes
Face UnlockYes
SensorsLight sensor, Proximity sensor, Accelerometer
3.5mm Headphone JackYesYes
Rear Camera12 MP f/1.8 (Main)
2 MP f/2.4 (Macro)
2 MP f/2.4 (Depth Sensor) with autofocus
13 MP with autofocus
FeaturesDigital Zoom, Auto Flash, Face detection, Touch to focusBeauty, Bokeh, Funny Cam
Video Recording1080p @ 30fps FHD1080p @ 30fps FHD
FlashYes, LEDYes, LED
Front Camera8 MP f/2 (Main)8 MP
Front Video Recording1080p @ 30fps FHD
OSAndroid v9.0 (Pie)Android v7.1 (Nougat)
ChipsetMediaTek Helio P35MediaTek Helio MTK6739
CPU2.3 GHz, Octa Core Processor1.3 GHz, Quad Core Processor
Core Details4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53
GPUPowerVR GE8320PowerVR GE8100
JavaNoYes, via 3rd party
BrowserYesYes, supports HTML
VideoYesMPEG4, H.264
FM RadioYesYes
Document ReaderYesYes
TypeNon-Removable BatteryNon-Removable Battery
Size4230 mAh, Li-ion Battery3000 mAh, Li-Po Battery
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