Allview V1 Viper S4G vs BLU J2: specs comparison

Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

Weight

V1 Viper S4G: 21.3 g lighter

V1 Viper S4G:

124.7 g

J2:

146 g
Width

V1 Viper S4G: 2.4 mm narrower

V1 Viper S4G:

70.7 mm

J2:

73.1 mm
Screen diagonal

J2: 0.5 in smaller diagonal

V1 Viper S4G:

5.5 in

J2:

5 in
Depth

V1 Viper S4G: 3.4 mm thinner

V1 Viper S4G:

6.9 mm

J2:

10.3 mm
Release year

V1 Viper S4G:

2014

J2:

2019

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

1. V1 Viper S4G

Height:

143 mm
Width:

70.7 mm
Depth:

6.9 mm
2. J2

Height:

144 mm
Width:

73.1 mm +2.4 mm versus V1 Viper S4G
Depth:

10.3 mm +3.4 mm versus V1 Viper S4G

Weight

Bars start at zero and share a scale within this chart.

1. V1 Viper S4G

124.7 g
2. J2

146 g

+21.3 g versus V1 Viper S4G

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

At least two phones need compatible screen dimensions for a drawing.

1. V1 Viper S4G

V1 Viper S4G: Screen geometry unavailable or conflicting.
2. J2

Screen diagonal:

5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

68.9 cm²

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for V1 Viper S4G, J2, compared at the same storage capacity.
Storage	V1 Viper S4G	J2
16 GB	2 GB RAM	Not recorded
32 GB	Not recorded	1 GB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. V1 Viper S4G

NFC:: See details Super AMOLED
Headphone jack:: Yes
Memory card support:: See details microSD · up to 32 GB (dedicated slot)

2. J2

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSDXC

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

1. V1 Viper S4G

1950 mAh
2. J2

2000 mAh

+50 mAh versus V1 Viper S4G

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. V1 Viper S4G2. J2

Everyday essentials

Everyday essentials — specifications for V1 Viper S4G, J2.
Specification	V1 Viper S4G	J2
Dimensions (HxWxD)	143 Х 70.7 Х 6.9 mm	144 Х 73.1 Х 10.3 mm
Weight	124.7 g	146 g
Technology	IPS LCD	IPS LCD
Screen size	5.5" inch	5" inch
Screen resolution	720 x 1280 px	480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	16 GB 2 GB RAM	32GB 1GB RAM
Memory card support	microSD up to 32 GB (dedicated slot)	microSDXC
Battery Capacity is not battery life. No endurance test is implied.	1950 mAh Removable Li-Po	2000 mAh Li-Po
Operating system OS	Android 4.4 (KitKat)	Android 8.1 Oreo (Go edition)
Chipset	Qualcomm MSM8926 Snapdragon 400 (28 nm)	Unknown
NFC	Super AMOLED	Unknown
Headphone jack	Yes	Yes

Display

Display — specifications for V1 Viper S4G, J2.
Specification	V1 Viper S4G	J2
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	Super AMOLED	16M
Screen area	68.9 cm2	68.9 cm2
Screen format	16:9 (height:width)	16:9 (height:width)
Screen to body ratio	68.2%	65.4%
PPI /points per inch/	294 PPI	196 PPI
Screen protection	Scratch-resistant glass	Unknown

Camera and Video

Camera and Video — specifications for V1 Viper S4G, J2.
Specification	V1 Viper S4G	J2
Rear camera, main	8 MP Single	5 MP Single
Camera specs	8 MP AF	5 MP
Functions	Dual-LED flash	LED flash
Video	1080p@30fps	720p@30fps
Front camera, selfie	5 MP Single	5 MP Single
Specifications	5 MP	5 MP

Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for V1 Viper S4G, J2.
Specification	V1 Viper S4G	J2
Processor CPU	Quad-core 1.2 GHz Cortex-A7	Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU	Adreno 305	Mali-400
Antutu 7 score *	24789	Unknown

General specs

General specs — specifications for V1 Viper S4G, J2.
Specification	V1 Viper S4G	J2
Release date	2014 September	2019 December
Colors	Black White	Blue Black Brown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	Unknown	50 EUR
Battery life	Stand by time- Up to 195 h Talking time- Up to 9 h 45 min	Unknown

Communication and Connectivity

Communication and Connectivity — specifications for V1 Viper S4G, J2.
Specification	V1 Viper S4G	J2
SIM card	Single SIM (Micro-SIM)Dual SIM (Micro-SIM dual stand-by)	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 1900 / 2100-4G - LTE band 3(1800) 7(2600) 40(2300)	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed	HSPA 42.2/5.76 Mbps LTE Cat4 150/50 Mbps	HSPA 21.1/5.76 Mbps
GPRS	Class 12	Yes
Edge	Class 10	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n	Wi-Fi 802.11 b/g/n Wi-Fi Direct hotspot
GPS	Yes with A-GPS	Yes with A-GPS
USB	microUSB 2.0	microUSB 2.0
Bluetooth	4.0 A2DP EDR	4.1 A2DP LE
Harmful irradiation	SAR EU - 0.76 W/kg (head) 1.37 W/kg (body)	Unknown

Music and Audio

Music and Audio — specifications for V1 Viper S4G, J2.
Specification	V1 Viper S4G	J2
Radio	FM radio RDS	FM radio

Other features

Other features — specifications for V1 Viper S4G, J2.
Specification	V1 Viper S4G	J2
Dop	Sensors Accelerometer proximity	Sensors Accelerometer For USA

Allview V1 Viper S4G vs BLU J2