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Vivo Y91

Xiaomi Redmi 8A
Vivo Y91
Xiaomi Redmi 8A

Released in November 2018. Features 6.22 inches screen with a resolution of 720 x 1,520 pixels and 270 ppi.

Octa-core processor Qualcomm Snapdragon 439 SDM439 with up to 3 GB memory and 32 GB storage. It has 4,030 mAh battery.

Released in September 2019. Features 6.22 inches screen with a resolution of 720 x 1,520 pixels and 270 ppi.

Octa-core processor Qualcomm Snapdragon 439 SDM439 with up to 4 GB memory and 64 GB storage. It has 5,000 mAh battery.
Head to Head
  • Lighter (15%)
  • Thinner (13%)
  • Probably more versatile rear camera
  • Probably better front camera
  • Probably better rear camera
  • May have more memory
  • May have more storage
  • Much better battery capacity (19%)
  • Fast charging battery

Specifications

Vivo Y91 Xiaomi Redmi 8A
Specifications
Brand Vivo Xiaomi
Model - -
Release Date November 2018 September 2019
Operating System Android 8.1 MIUI (Android 9.0)
Dimensions
Size 155.1 x 75.1 x 8.3 mm
6.11 x 2.96 x 0.33 in		 156.5 x 75.4 x 9.4 mm
6.16 x 2.97 x 0.37 in
Weight 164 g
5.77 oz		 188 g
6.63 oz
Screen
Size 6.22 inches 6.22 inches
Resolution 720 x 1,520 pixels 720 x 1,520 pixels
PPI 270 270
Features - -
Cameras
Rear Dual camera
13 MP f/2.2
2 MP f/2.4 Depth		 12 MP f/1.8 Wide
Front 8 MP f/1.8 8 MP f/2.0
Storage
Memory 2 GB
3 GB		 2 GB
3 GB
4 GB
Fixed 16 GB
32 GB		 32 GB
64 GB
Removable microSDXC microSDXC
Processor
Chip Qualcomm Snapdragon 439 SDM439
Octa-core processor
12 nm		 Qualcomm Snapdragon 439 SDM439
Octa-core processor
12 nm
CPU 4x 1.95 GHz Cortex-A53
4x 1.45 GHz Cortex-A53		 4x 1.95 GHz Cortex-A53
4x 1.45 GHz Cortex-A53
GPU Adreno 505 Adreno 505
Battery
Capacity 4,030 mAh 5,000 mAh
Features - Fast charging 18W
Removable False False
Connectivity
5G False False
NFC False False
3.5 mm Audio Jack True True
Micro USB True False
USB Type-C False True
Lightning False False

Size comparison

Vivo Y91 Xiaomi Redmi 8A

Vivo Y91

Xiaomi Redmi 8A

6.22"
164 g
5.77 oz

6.22"
188 g
6.63 oz