Samsung Galaxy S8 vs ZTE Open II: 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.

Width

Open II: 7.1 mm narrower

Galaxy S8:

68.1 mm

Open II:

61 mm
Screen diagonal

Open II: 2.3 in smaller diagonal

Galaxy S8:

5.8 in

Open II:

3.5 in
Depth

Galaxy S8: 2.5 mm thinner

Galaxy S8:

8 mm

Open II:

10.5 mm
Height

Open II: 30.9 mm shorter

Galaxy S8:

148.9 mm

Open II:

118 mm
Release year

Galaxy S8:

2017

Open II:

2014

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. Galaxy S8

Height:

148.9 mm +30.9 mm versus Open II
Width:

68.1 mm +7.1 mm versus Open II
Depth:

8 mm

Weight:

155 g
2. Open II

Height:

118 mm
Width:

61 mm
Depth:

10.5 mm +2.5 mm versus Galaxy S8

Weight:

Unknown

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.

1. Galaxy S8

Screen diagonal:

5.8 in

Aspect ratio (height:width):

18.5:9

Approximate rectangular screen area:

85.4 cm²
2. Open II

Screen diagonal:

3.5 in

Aspect ratio (height:width):

3:2

Approximate rectangular screen area:

36.5 cm²

Galaxy S8 has approximately 134.1% more rectangular screen area than Open II.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Galaxy S8: Original memory entry

64 GB · 512GB 4GB

Open II: Original memory entry

2 GB · 256 MB 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. Galaxy S8

NFC:: Yes
Headphone jack:: Yes
Memory card support:: See details microSD · up to 512 GB (uses SIM 2 slot) - dual SIM model only

2. Open II

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

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. Galaxy S8

3000 mAh

+1850 mAh versus Open II
2. Open II

1150 mAh

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. Galaxy S82. Open II

Everyday essentials

Everyday essentials — specifications for Galaxy S8, Open II.
Specification	Galaxy S8	Open II
Dimensions (HxWxD)	148.9 Х 68.1 Х 8 mm	118 Х 61 Х 10.5 mm
Weight	155 g	0 g
Technology	Super AMOLED	TFT
Screen size	5.8" inch	3.5" inch
Screen resolution	1440 x 2960 px	320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	64 GB 512GB 4GB	2 GB 256 MB RAM
Memory card support	microSD up to 512 GB (uses SIM 2 slot) - dual SIM model only	microSD up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.	3000 mAh Non-removable Li-Ion	1150 mAh Removable Li-Ion
Operating system OS	Android 7.0 (Nougat) upgradable to Android 8.0 (Oreo)	Firefox OS 1.3
Chipset	Exynos 8895 Octa (10 nm) EMEA -Qualcomm MSM8998 Snapdragon 835 (10 nm) USA & China	Qualcomm MSM8210 Snapdragon 200 (28 nm)
NFC	Yes	Unknown
Headphone jack	Yes	Yes

Display

Display — specifications for Galaxy S8, Open II.
Specification	Galaxy S8	Open II
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	Unknown
Screen area	84.8 cm2	36.5 cm2
Screen format	18.5:9 (height:width)	3:2 (height:width)
Screen to body ratio	83.6%	50.7%
PPI /points per inch/	570 PPI	165 PPI
Screen protection	Corning Gorilla Glass 5	Unknown

Camera and Video

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

Camera and Video — specifications for Galaxy S8, Open II.
Specification	Galaxy S8	Open II
Rear camera, main	12 MP Single	2 MP Single
Camera specs	12 MP f/1.7 26mm (wide) 1/2.55'' 1.4µm OIS dual pixel PDAF	2 MP
Functions	Dual video call Auto-HDR	Unknown
Video	1440p@30fps	Yes
Front camera, selfie	8 MP Single	0 MP,
Specifications	8 MP f/1.7 25mm (wide) 1/3.6'' 1.22µm AF	Unknown
DxOMark Photo *	71	Unknown
DxOMark Video *	75	Unknown
DxOMark Selfie Score *	73	Unknown

Performance

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

Performance — specifications for Galaxy S8, Open II.
Specification	Galaxy S8	Open II
Processor CPU	Octa-core (4x2.3 GHz Mongoose M2 & 4x1.7 GHz Cortex-A53) EMEA -Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo) USA & China	Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU	Mali-G71 MP20 EMEA -Adreno 540 USA & China	Adreno 302
Antutu 7 score *	202356	12396
GeekBench 4 Single Core *	1763	Unknown
GeekBench 4 Multi-Core *	6028	Unknown
GeekBench 4 RenderScript *	8798	Unknown
Antutu 8 score *	231907	Unknown
GeekBench 4 Battery *	3410	Unknown
GeekBench 5 Single Core *	340	Unknown
GeekBench 5 Multi-Core *	1454	Unknown

General specs

General specs — specifications for Galaxy S8, Open II.
Specification	Galaxy S8	Open II
Release date	2017 March	2014 February
Colors	Midnight Black Orchid Gray Arctic Silver Coral Blue Maple Gold Rose Pink Burgundy Red	Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	390 EUR	Unknown
Battery life	Talking time- Up to 20 h (3G) Music play - Up to 67 h	Unknown
Body build	Front/back glass (Gorilla Glass 5) aluminum frame	Unknown

Communication and Connectivity

Communication and Connectivity — specifications for Galaxy S8, Open II.
Specification	Galaxy S8	Open II
SIM card	Single SIM (Nano-SIM)Hybrid Dual SIM (Nano-SIM dual stand-by)	Micro-SIM
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100) 2(1900) 3(1800) 4(1700/2100) 5(850) 7(2600) 8(900) 12(700) 13(700) 17(700) 18(800) 19(800) 20(800) 25(1900) 26(850) 28(700) 32(1500) 66(1700/2100) 38(2600) 39(1900) 40(2300) 41(2500)	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed	HSPA 42.2/5.76 Mbps LTE-A (5CA) Cat16 1024/150 Mbps	HSPA
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct hotspot	Wi-Fi 802.11 b/g/n hotspot
GPS	Yes with A-GPS GLONASS BDS GALILEO	Unknown
USB	3.1 Type-C 1.0 reversible connector	microUSB 2.0
Bluetooth	5.0 A2DP LE aptX	2.1
Harmful irradiation	SAR - 0.44 W/kg (head) 0.75 W/kg (body) SAR EU - 0.32 W/kg (head) 1.27 W/kg (body)	Unknown

Music and Audio

Music and Audio — specifications for Galaxy S8, Open II.
Specification	Galaxy S8	Open II
Radio	No	FM radio
Others	HDR10 -3D Touch (home button only) -Always-on display 32-bit/384kHz audio -Active noise cancellation with dedicated mic	Unknown

Other features

Other features — specifications for Galaxy S8, Open II.
Specification	Galaxy S8	Open II
Dop	Sensors Iris scanner fingerprint (rear-mounted) accelerometer gyro proximity compass barometer heart rate SpO2 - Samsung DeX (desktop experience support) -Fast battery charging (Quick Charge 2.0) -Qi/PMA wireless charging (market dependent) -ANT+ -Bixby natural language commands and dictation - Samsung Pay (Visa MasterCard certified) -IP68 dust/water proof (up to 1.5m for 30 mins) - Versions: G950F (Europe Global Single-SIM); G950FD (Global Dual-SIM); G950U (USA Unlocked); G950A (AT&T); G950P (Sprint); G950T (T-Mobile); G950V (Verizon); G950R4 (US Cellular); G950W (Canada); G950	Sensors Accelerometer MP3/AAC+/WAV player -MP4/H.264 player -Photo viewer -Predictive text input

Samsung Galaxy S8 vs ZTE Open II