Samsung Galaxy S8 vs Xiaomi Redmi 4X: 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

Galaxy S8:

OLED

Redmi 4X:

LCD
Weight

Redmi 4X: 5 g lighter

Galaxy S8:

155 g

Redmi 4X:

150 g
Width

Galaxy S8: 1.9 mm narrower

Galaxy S8:

68.1 mm

Redmi 4X:

70 mm
Screen diagonal

Redmi 4X: 0.8 in smaller diagonal

Galaxy S8:

5.8 in

Redmi 4X:

5 in
Depth

Galaxy S8: 0.7 mm thinner

Galaxy S8:

8 mm

Redmi 4X:

8.7 mm
Height

Redmi 4X: 9.7 mm shorter

Galaxy S8:

148.9 mm

Redmi 4X:

139.2 mm

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 +9.7 mm versus Redmi 4X
Width:

68.1 mm
Depth:

8 mm
2. Redmi 4X

Height:

139.2 mm
Width:

70 mm +1.9 mm versus Galaxy S8
Depth:

8.7 mm +0.7 mm versus Galaxy S8

Weight

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

1. Galaxy S8

155 g

+5 g versus Redmi 4X
2. Redmi 4X

150 g

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. Redmi 4X

Screen diagonal:

5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

68.9 cm²

Galaxy S8 has approximately 23.9% more rectangular screen area than Redmi 4X.

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

Redmi 4X: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 GB RAM 16 GB · 2 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. 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. Redmi 4X

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 128 GB (uses SIM 2 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
2. Redmi 4X

4100 mAh

+1100 mAh versus Galaxy S8

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. Redmi 4X

Everyday essentials

Everyday essentials — specifications for Galaxy S8, Redmi 4X.
Specification	Galaxy S8	Redmi 4X
Dimensions (HxWxD)	148.9 Х 68.1 Х 8 mm	139.2 Х 70 Х 8.7 mm
Weight	155 g	150 g
Technology	Super AMOLED	IPS LCD
Screen size	5.8" inch	5" inch
Screen resolution	1440 x 2960 px	720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	64 GB 512GB 4GB	64 GB 4 GB RAM 32 GB 3 GB RAM 16 GB 2 GB RAM
Memory card support	microSD up to 512 GB (uses SIM 2 slot) - dual SIM model only	microSD up to 128 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.	3000 mAh Non-removable Li-Ion	4100 mAh Non-removable Li-Po
Operating system OS	Android 7.0 (Nougat) upgradable to Android 8.0 (Oreo)	Android 6.0.1 (Marshmallow) upgradable to 7.1.2 (Nougat); MIUI 10
Chipset	Exynos 8895 Octa (10 nm) EMEA -Qualcomm MSM8998 Snapdragon 835 (10 nm) USA & China	Qualcomm MSM8940 Snapdragon 435 (28 nm)
NFC	Yes	Unknown
Headphone jack	Yes	Yes

Display

Display — specifications for Galaxy S8, Redmi 4X.
Specification	Galaxy S8	Redmi 4X
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	84.8 cm2	68.9 cm2
Screen format	18.5:9 (height:width)	16:9 (height:width)
Screen to body ratio	83.6%	70.7%
PPI /points per inch/	570 PPI	294 PPI
Screen protection	Corning Gorilla Glass 5	Corning Gorilla Glass (unspecified version)

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, Redmi 4X.
Specification	Galaxy S8	Redmi 4X
Rear camera, main	12 MP Single	13 MP Single
Camera specs	12 MP f/1.7 26mm (wide) 1/2.55'' 1.4µm OIS dual pixel PDAF	13 MP PDAF f/2.0
Functions	Dual video call Auto-HDR	LED flash HDR panorama
Video	1440p@30fps	1080p@30fps
Front camera, selfie	8 MP Single	5 MP Single
Specifications	8 MP f/1.7 25mm (wide) 1/3.6'' 1.22µm AF	5 MP f/2.2
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, Redmi 4X.
Specification	Galaxy S8	Redmi 4X
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	Octa-core 1.4 GHz Cortex-A53
Graphics processor GPU	Mali-G71 MP20 EMEA -Adreno 540 USA & China	Adreno 505
Antutu 7 score *	202356	43670
GeekBench 4 Single Core *	1763	649
GeekBench 4 Multi-Core *	6028	2059
GeekBench 4 RenderScript *	8798	2170
Antutu 8 score *	231907	71204
GeekBench 4 Battery *	3410	Unknown
GeekBench 5 Single Core *	340	124
GeekBench 5 Multi-Core *	1454	574

General specs

General specs — specifications for Galaxy S8, Redmi 4X.
Specification	Galaxy S8	Redmi 4X
Release date	2017 March	2017 May
Colors	Midnight Black Orchid Gray Arctic Silver Coral Blue Maple Gold Rose Pink Burgundy Red	Black Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	390 EUR	110 EUR
Battery life	Talking time- Up to 20 h (3G) Music play - Up to 67 h	Stand by time- Up to 432 h (3G) Talking time- Up to 36 h (3G) Music play - Up to 87 h
Body build	Front/back glass (Gorilla Glass 5) aluminum frame	Front glass aluminum body

Communication and Connectivity

Communication and Connectivity — specifications for Galaxy S8, Redmi 4X.
Specification	Galaxy S8	Redmi 4X
SIM card	Single SIM (Nano-SIM)Hybrid Dual SIM (Nano-SIM dual stand-by)	Hybrid Dual SIM (Nano-SIM/ Micro-SIM dual stand-by)
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 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100) 3(1800) 5(850) 7(2600) 8(900) 38(2600) 39(1900) 40(2300) 41(2500)
Speed	HSPA 42.2/5.76 Mbps LTE-A (5CA) Cat16 1024/150 Mbps	HSPA 42.2/5.76 Mbps LTE-A (2CA) Cat6 300/100 Mbps
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 Wi-Fi Direct hotspot
GPS	Yes with A-GPS GLONASS BDS GALILEO	Yes with A-GPS GLONASS BDS
USB	3.1 Type-C 1.0 reversible connector	microUSB 2.0
Bluetooth	5.0 A2DP LE aptX	4.2 A2DP LE
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, Redmi 4X.
Specification	Galaxy S8	Redmi 4X
Radio	No	FM radio
Others	HDR10 -3D Touch (home button only) -Always-on display 32-bit/384kHz audio -Active noise cancellation with dedicated mic	Active noise cancellation with dedicated mic

Other features

Other features — specifications for Galaxy S8, Redmi 4X.
Specification	Galaxy S8	Redmi 4X
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 Fingerprint (rear-mounted) accelerometer gyro proximity compass Infrared port - Also known as Xiaomi Redmi 4X for China Malaysia Pakistan Indonesia

Samsung Galaxy S8 vs Xiaomi Redmi 4X

Samsung Galaxy S8

Xiaomi Redmi 4X

Key differences