Allview V1 Viper S4G vs Oppo Ace2: 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.

Display technology

OLED versus LCD

V1 Viper S4G:

LCD

Ace2:

OLED
Weight

V1 Viper S4G: 61.3 g lighter

V1 Viper S4G:

124.7 g

Ace2:

186 g
Width

V1 Viper S4G: 4.7 mm narrower

V1 Viper S4G:

70.7 mm

Ace2:

75.4 mm
Screen diagonal

V1 Viper S4G: 1.05 in smaller diagonal

V1 Viper S4G:

5.5 in

Ace2:

6.55 in
Chipset

V1 Viper S4G:

Qualcomm MSM8926 Snapdragon 400 (28 nm)

Ace2:

Qualcomm SM8250 Snapdragon 865 (7 nm+)
Rear camera layout

V1 Viper S4G:

Single

Ace2:

Quad

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. Ace2

Height:

160 mm +17 mm versus V1 Viper S4G
Width:

75.4 mm +4.7 mm versus V1 Viper S4G
Depth:

8.6 mm +1.7 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. Ace2

186 g

+61.3 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. Ace2

Screen diagonal:

6.55 in

Aspect ratio (height:width):

20:9

Approximate rectangular screen area:

103.6 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, Ace2, compared at the same storage capacity.
Storage	V1 Viper S4G	Ace2
16 GB	2 GB RAM	Not recorded
128 GB	Not recorded	8 GB RAM
256 GB	Not recorded	8 / 12 GB RAM Alternative RAM configurations

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. Ace2

NFC:: Yes
Headphone jack:: No
Memory card support:: No

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. Ace2

4000 mAh

+2050 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. Ace2

Everyday essentials

Everyday essentials — specifications for V1 Viper S4G, Ace2.
Specification	V1 Viper S4G	Ace2
Dimensions (HxWxD)	143 Х 70.7 Х 6.9 mm	160 Х 75.4 Х 8.6 mm
Weight	124.7 g	186 g
Technology	IPS LCD	AMOLED
Screen size	5.5" inch	6.55" inch
Screen resolution	720 x 1280 px	1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	16 GB 2 GB RAM	128GB 8GB RAM 256GB 8GB RAM 256GB 12GB RAM
Memory card support	microSD up to 32 GB (dedicated slot)	No
Battery Capacity is not battery life. No endurance test is implied.	1950 mAh Removable Li-Po	4000 mAh Non-removable Li-Po
Operating system OS	Android 4.4 (KitKat)	Android 10.0; ColorOS 7.1
Chipset	Qualcomm MSM8926 Snapdragon 400 (28 nm)	Qualcomm SM8250 Snapdragon 865 (7 nm+)
NFC	Super AMOLED	Yes
Headphone jack	Yes	No

Display

Display — specifications for V1 Viper S4G, Ace2.
Specification	V1 Viper S4G	Ace2
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	Super AMOLED	16M
Screen area	68.9 cm2	103.6 cm2
Screen format	16:9 (height:width)	20:9 (height:width)
Screen to body ratio	68.2%	85.9%
PPI /points per inch/	294 PPI	402 PPI
Screen protection	Scratch-resistant glass	Corning Gorilla Glass 5

Camera and Video

Camera and Video — specifications for V1 Viper S4G, Ace2.
Specification	V1 Viper S4G	Ace2
Rear camera, main	8 MP Single	48 MP Quad
Camera specs	8 MP AF	48 MP f/1.7 26mm (wide) 1/2.0'' 0.8µm PDAF -8 MP f/2.2 13mm (ultrawide) 1/4.0'' 1.12µm AF -2 MP B/W (depth) -2 MP (depth)
Functions	Dual-LED flash	HDR
Video	1080p@30fps	1080p@30fps
Front camera, selfie	5 MP Single	16 MP Single
Specifications	5 MP	16 MP f/2.4 29mm (wide) 1/3.1'' 1.0µm

Performance

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

Performance — specifications for V1 Viper S4G, Ace2.
Specification	V1 Viper S4G	Ace2
Processor CPU	Quad-core 1.2 GHz Cortex-A7	Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585)
Graphics processor GPU	Adreno 305	Adreno 650
Antutu 7 score *	24789	Unknown

General specs

General specs — specifications for V1 Viper S4G, Ace2.
Specification	V1 Viper S4G	Ace2
Release date	2014 September	2020 April 13
Colors	Black White	Aurora Silver Moon Rock Grey Fantasy Purple
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	Unknown	520 EUR
Battery life	Stand by time- Up to 195 h Talking time- Up to 9 h 45 min	Unknown
Body build	Unknown	Glass front (Gorilla Glass 5) glass back (Gorilla Glass 5) aluminum frame

Communication and Connectivity

Communication and Connectivity — specifications for V1 Viper S4G, Ace2.
Specification	V1 Viper S4G	Ace2
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 2CDMA 800 / 1900 & TD-SCDMA -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100) 2(1900) 3(1800) 4(1700/2100) 5(850) 7(2600) 8(900) 12(700) 17(700) 20(800) 34(2000) 38(2600) 39(1900) 40(2300) 41(2500) - China -5G - 5G band 1(2100) 41(2500) 78(3500) 79(4700); SA/NSA - China
Speed	HSPA 42.2/5.76 Mbps LTE Cat4 150/50 Mbps	HSPA LTE-A
GPRS	Class 12	Yes
Edge	Class 10	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n	Wi-Fi 802.11 a/b/g/n/ac/ax dual-band Wi-Fi Direct hotspot
GPS	Yes with A-GPS	Yes with dual-band A-GPS GLONASS BDS GALILEO QZSS
USB	microUSB 2.0	2.0 Type-C 1.0 reversible connector USB On-The-Go
Bluetooth	4.0 A2DP EDR	5.1 A2DP LE aptX HD
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, Ace2.
Specification	V1 Viper S4G	Ace2
Radio	FM radio RDS	Unknown
Others	Unknown	500 nits typ. brightness (advertised) -HDR10+ -90Hz refresh rate

Other features

Other features — specifications for V1 Viper S4G, Ace2.
Specification	V1 Viper S4G	Ace2
Dop	Sensors Accelerometer proximity	Sensors Fingerprint (under display optical) accelerometer gyro proximity compass - Fast charging 65W 100% in 30 min (advertised) -SuperVOOC 2.0 -Fast wireless charging 40W 100% in 56 min (advertised) -Wireless reverse charging 10W

Allview V1 Viper S4G vs Oppo Ace2