Screen size
V4 Viper Pro6.8"
Viva H7 LTEWinner: 7.0"+2.9%
Quick verdict
V4 Viper Pro leads the measured specs 10-2.
Measured wins
V4 Viper Pro
10
spec wins
Overall winner
Ties
6
equal specs
Viva H7 LTE
2
spec wins
Screen size
Technology
V4 Viper Pro
GSM / HSPA / LTE
Viva H7 LTE
GSM / HSPA / LTE
2G bands
V4 Viper Pro
GSM 850 / 900 / 1800 / 1900
Viva H7 LTE
GSM 900 / 1800 / 1900
3G bands
V4 Viper Pro
HSDPA 900 / 2100
Viva H7 LTE
HSDPA 900 / 2100
4G bands
V4 Viper Pro
1, 3, 7, 20, 38
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Viva H7 LTE
3, 7, 20
Speed
V4 Viper Pro
HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps
Viva H7 LTE
HSPA 42.2/11.5 Mbps, LTE Cat4 150/50 Mbps
Announced
V4 Viper Pro
2020, January. Released 2020, January
Viva H7 LTE
2014. Released 2014
Status
V4 Viper Pro
Discontinued
Viva H7 LTE
Discontinued
Dimensions
V4 Viper Pro
171 x 82 x 8.8 mm (6.73 x 3.23 x 0.35 in)
Viva H7 LTE
188 x 108 x 9 mm (7.40 x 4.25 x 0.35 in)
Weight
V4 Viper Pro
191.6 g (6.77 oz)
Viva H7 LTE
265 g (9.35 oz)
SIM
V4 Viper Pro
Nano-SIM + Nano-SIM
Viva H7 LTE
Mini-SIM
Type
V4 Viper Pro
IPS LCD
Viva H7 LTE
IPS LCD
Size
V4 Viper Pro
6.8 inches, 115.4 cm2 (~82.3% screen-to-body ratio)
Viva H7 LTE
7.0 inches, 137.9 cm2 (~67.9% screen-to-body ratio)
Resolution
V4 Viper Pro
640 x 1352 pixels, 19:9 ratio (~220 ppi density)
Viva H7 LTE
600 x 1024 pixels, 16:9 ratio (~170 ppi density)
OS
V4 Viper Pro
Android 9.0 (Pie)
Viva H7 LTE
Android 4.4.4 (KitKat)
Chipset
V4 Viper Pro
Mediatek MT6739 (28 nm)
Viva H7 LTE
Mediatek MT8732 (28 nm)
CPU
V4 Viper Pro
Quad-core 1.3 GHz Cortex-A53
Viva H7 LTE
Quad-core 1.5 GHz Cortex-A53
GPU
V4 Viper Pro
PowerVR GE8100
Viva H7 LTE
Mali-T760
Card slot
V4 Viper Pro
microSDXC (uses shared SIM slot)
Viva H7 LTE
microSDHC (dedicated slot)
Internal
V4 Viper Pro
32GB 2GB RAM
Viva H7 LTE
8GB 1GB RAM
Other
V4 Viper Pro
eMMC 5.1
Viva H7 LTE
-
Dual
V4 Viper Pro
13 MP, AF Auxiliary lens
Viva H7 LTE
-
Features
V4 Viper Pro
LED flash
Viva H7 LTE
-
Video
V4 Viper Pro
1080p@30fps
Viva H7 LTE
Yes
Single
V4 Viper Pro
-
Viva H7 LTE
2 MP
Single
V4 Viper Pro
8 MP
Viva H7 LTE
VGA
Video
V4 Viper Pro
1080p@30fps
Viva H7 LTE
Loudspeaker
V4 Viper Pro
Yes
Viva H7 LTE
Yes
3.5mm jack
V4 Viper Pro
Yes
Viva H7 LTE
Yes
WLAN
V4 Viper Pro
Wi-Fi 802.11 b/g/n
Viva H7 LTE
Wi-Fi 802.11 b/g/n
Bluetooth
V4 Viper Pro
4.0, A2DP
Viva H7 LTE
4.0, EDR
Positioning
V4 Viper Pro
GPS, GLONASS
Viva H7 LTE
GPS
NFC
V4 Viper Pro
No
Viva H7 LTE
No
Radio
V4 Viper Pro
FM radio
Viva H7 LTE
FM Radio
USB
V4 Viper Pro
microUSB 2.0
Viva H7 LTE
microUSB 2.0
Sensors
V4 Viper Pro
Fingerprint (rear-mounted), accelerometer, proximity
Viva H7 LTE
Accelerometer, proximity
Type
V4 Viper Pro
Li-Po 3500 mAh
Viva H7 LTE
Li-Po 2500 mAh, non-removable
Charging
V4 Viper Pro
10W wired
Viva H7 LTE
-
Stand-by
V4 Viper Pro
-
Viva H7 LTE
Up to 250 h
Talk time
V4 Viper Pro
-
Viva H7 LTE
Up to 4 h 30 min
Colors
V4 Viper Pro
Dark Grey
Viva H7 LTE
Black, White
SAR EU
V4 Viper Pro
1.20 W/kg (head)
Viva H7 LTE
-
Price
V4 Viper Pro
About 170 EUR
Viva H7 LTE
-