Category Breakdown
HTC Desire 820s dual sim
vivo Y91 (Mediatek)
Performance
60.362.5
Camera
42.442.4
Display
70.570.5
Battery
43.543.5
Build
70.870.8
Overall
56.457.0
Summary
- The HTC Desire 820s dual sim features a 5.5-inch IPS LCD display with a resolution of 720 x 1280 pixels, while the vivo Y91 has a slightly larger 6.22-inch IPS LCD with a higher resolution of 720 x 1520 pixels, resulting in a similar pixel density.
- In terms of performance, the Desire 820s is powered by a Mediatek MT6752 chipset with an octa-core 1.7 GHz CPU, whereas the Y91 utilizes a more efficient Mediatek MT6762 Helio P22 with a 2.0 GHz CPU, providing better overall performance.
- Both devices have a 13 MP rear camera capable of 1080p video recording and an 8 MP front camera, but the Y91 includes an additional 2 MP depth sensor.
- The Desire 820s has a smaller 2600 mAh battery compared to the Y91's 4030 mAh, offering longer usage time on the latter.
- Finally, the Desire 820s runs on Android 4.4.4 with Sense UI 6, while the Y91 operates on a more recent Android 8.1 with Funtouch 4.5, providing a more updated software experience.
Side-by-side Specification Comparison
HTC Desire 820s dual sim
vivo Y91 (Mediatek)
General
Release Date
2015
2019
Announced
2015
2019
Description
N/A
For India, Malaysia
Display
Size
5.5"
6.22"
Type
IPS LCD,
IPS LCD
Resolution
720 x 1280 pixels, 16:9 ratio (~267 ppi density)
720 x 1520 pixels, 19:9 ratio (~270 ppi density)
PPI
720
720
Refresh Rate
60Hz
60Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
Mediatek MT6752 (28 nm)
Mediatek MT6762 Helio P22 (12 nm)
CPU
Octa-core 1.7 GHz Cortex-A53
Octa-core 2.0 GHz Cortex-A53
GPU
Mali-T760MP2
PowerVR GE8320
Memory
16GB 2GB RAM
64GB 3GB RAM
Expandable Storage
✗
✗
Card Slot
microSDHC (dedicated slot)
microSDXC
Camera
Main Camera
13 MP
13 MP
Main Camera Details
13 MP, AF
13 MP, f/2.2, PDAF2 MP, f/2.4, (depth)
Front Camera
8 MP
8 MP
Front Camera Details
8 MP
8 MP, f/1.8
Video Recording
1080p@30fps
1080p@30fps
Selfie Video
1080p@30fps
N/A
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
2600 mAh
4030 mAh
Battery Details
Li-Po 2600 mAh, non-removable
4030 mAh, non-removable
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
157.7 x 78.7 x 7.7 mm (6.21 x 3.10 x 0.30 in)
155.1 x 75.1 x 8.3 mm (6.11 x 2.96 x 0.33 in)
Weight
155 g
163.5 g
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Marble White, Milkyway Gray, Monarch Orange, Santorini White, Tuxedo Gray
Starry Black, Ocean Blue
Foldable
✗
✗
Connectivity
SIM
Nano-SIM + Nano-SIM
Nano-SIMNano-SIM + Nano-SIM
Network
GSM / HSPA / LTE
GSM / HSPA / LTE
Network Speed
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
HSPA 42.2/5.76 Mbps, LTE Cat5 150/75 Mbps
5G
✗
✗
4G
✓
✓
WiFi
Wi-Fi 802.11 b/g/n, hotspot
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
4.0, A2DP
5.0, A2DP, LE
NFC
✗
✗
USB
microUSB 2.0
microUSB 2.0, OTG
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS, GLONASS
GPS, GLONASS, BDS
Software
Operating System
Android 4.4.4 (KitKat), Sense UI 6
Android 8.1 (Oreo), Funtouch 4.5
OS Version
Android 4.4.4 (KitKat), Sense UI 6
Android 8.1 (Oreo), Funtouch 4.5
Security
Fingerprint
✗
✓
Face Unlock
✗
✗
Sensors
Accelerometer, proximity, compass
Fingerprint (rear-mounted), accelerometer, proximity, compass
Audio
Stereo Speakers
✓
✗
Loudspeaker
Yes, with stereo speakers
Yes
Audio Jack
Yes
Yes

