Samsung Galaxy M30s vs Xiaomi Mi Max 3: 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 M30s:

OLED

Mi Max 3:

LCD
Weight

Galaxy M30s: 33 g lighter

Galaxy M30s:

188 g

Mi Max 3:

221 g
Width

Galaxy M30s: 12.3 mm narrower

Galaxy M30s:

75.1 mm

Mi Max 3:

87.4 mm
Screen diagonal

Galaxy M30s: 0.5 in smaller diagonal

Galaxy M30s:

6.4 in

Mi Max 3:

6.9 in
Chipset

Galaxy M30s:

Exynos 9611 (10nm)

Mi Max 3:

Qualcomm SDM636 Snapdragon 636 (14 nm)
Rear camera layout

Galaxy M30s:

Triple

Mi Max 3:

Dual

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 M30s

Height:

159 mm
Width:

75.1 mm
Depth:

8.9 mm +0.9 mm versus Mi Max 3
2. Mi Max 3

Height:

176.2 mm +17.2 mm versus Galaxy M30s
Width:

87.4 mm +12.3 mm versus Galaxy M30s
Depth:

8 mm

Weight

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

1. Galaxy M30s

188 g
2. Mi Max 3

221 g

+33 g versus Galaxy M30s

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 M30s

Screen diagonal:

6.4 in

Aspect ratio (height:width):

19.5:9

Approximate rectangular screen area:

100.5 cm²
2. Mi Max 3

Screen diagonal:

6.9 in

Aspect ratio (height:width):

18:9

Approximate rectangular screen area:

122.9 cm²

Mi Max 3 has approximately 22.2% more rectangular screen area than Galaxy M30s.

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 M30s: Original memory entry

64GB 4GB RAM · 128GB 6GB RAM · UFS2.1

Mi Max 3: Original memory entry

128 GB · 6 GB RAM 64 GB · 512GB 4GB

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 M30s

NFC:: Yes
Headphone jack:: Yes
Memory card support:: See details microSD · up to 1 TB (dedicated slot)

2. Mi Max 3

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 256 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 M30s

6000 mAh

+500 mAh versus Mi Max 3
2. Mi Max 3

5500 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 M30s2. Mi Max 3

Everyday essentials

Everyday essentials — specifications for Galaxy M30s, Mi Max 3.
Specification	Galaxy M30s	Mi Max 3
Dimensions (HxWxD)	159.0 Х 75.1 Х 8.9 mm	176.2 Х 87.4 Х 8 mm
Weight	188 g	221 g
Technology	Super AMOLED	IPS LCD
Screen size	6.4" inch	6.9" inch
Screen resolution	1080 x 2340 px	1080 x 2160 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	64GB 4GB RAM 128GB 6GB RAM UFS2.1	128 GB 6 GB RAM 64 GB 512GB 4GB
Memory card support	microSD up to 1 TB (dedicated slot)	microSD up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.	6000 mAh Non-removable Li-Po	5500 mAh Non-removable Li-Ion
Operating system OS	Android 9.0 (Pie); One UI	Android 8.1 (Oreo); MIUI 9.5
Chipset	Exynos 9611 (10nm)	Qualcomm SDM636 Snapdragon 636 (14 nm)
NFC	Yes	Unknown
Headphone jack	Yes	Yes

Display

Display — specifications for Galaxy M30s, Mi Max 3.
Specification	Galaxy M30s	Mi Max 3
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	100.5 cm2	122.9 cm2
Screen format	19.5:9 (height:width)	18:9 (height:width)
Screen to body ratio	84.2%	79.8%
PPI /points per inch/	403 PPI	350 PPI
Screen protection	Unknown	To be confirmed

Camera and Video

Camera and Video — specifications for Galaxy M30s, Mi Max 3.
Specification	Galaxy M30s	Mi Max 3
Rear camera, main	48 MP Triple	12 MP Dual
Camera specs	48 MP f/2.0 (wide) 1/2'' 0.8µm PDAF -8 MP f/2.2 12mm (ultrawide) -5 MP depth sensor	12 MP f/1.9 1/2.55'' 1.4µm dual pixel PDAF -5 MP depth sensor
Functions	HDR	Dual-LED flash HDR panorama
Video	1080p@30fps	1080p@30fps
Front camera, selfie	24 MP Single	8 MP Single
Specifications	16 MP f/2.0	8 MP f/2.0 1/4'' 1.12µm

Performance

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

Performance — specifications for Galaxy M30s, Mi Max 3.
Specification	Galaxy M30s	Mi Max 3
Processor CPU	Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)	Octa-core 1.8 GHz Kryo 260
Graphics processor GPU	Mali-G72 MP3	Adreno 509
Antutu 7 score *	155293	118846
GeekBench 4 Single Core *	Unknown	1336
GeekBench 4 Multi-Core *	Unknown	4896
Antutu 8 score *	170068	143749
GeekBench 5 Single Core *	325	276
GeekBench 5 Multi-Core *	1205	1212

General specs

General specs — specifications for Galaxy M30s, Mi Max 3.
Specification	Galaxy M30s	Mi Max 3
Release date	2019 September	2018 July
Colors	Opal Black Sapphire Blue Pearl White	Black Champagne Gold Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	180 EUR	230 EUR
Battery life	Talking time- Up to 49 h Music play - Up to 131 h	Unknown
Body build	Front glass plastic body	Front glass aluminum body

Communication and Connectivity

Communication and Connectivity — specifications for Galaxy M30s, Mi Max 3.
Specification	Galaxy M30s	Mi Max 3
SIM card	Dual SIM (Nano-SIM dual stand-by)	Hybrid Dual SIM (Nano-SIM dual stand-by)
Network	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) 8(900) 20(800) 40(2300) 41(2500)	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100) 3(1800) 4(1700/2100) 5(850) 7(2600) 8(900) 20(800) 34(2000) 38(2600) 39(1900) 40(2300) 41(2500)
Speed	HSPA LTE-A	HSPA LTE
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 a/b/g/n/ac dual-band Wi-Fi Direct DLNA hotspot
GPS	Yes with A-GPS GLONASS BDS	Yes with A-GPS GLONASS BDS
USB	2.0 Type-C 1.0 reversible connector	Type-C 1.0 reversible connector
Bluetooth	5.0 A2DP LE	5.0 A2DP LE
Harmful irradiation	SAR - 0.47 W/kg (head)	Unknown

Music and Audio

Music and Audio — specifications for Galaxy M30s, Mi Max 3.
Specification	Galaxy M30s	Mi Max 3
Radio	FM radio RDS recording	FM radio
Others	420 nits Active noise cancellation with dedicated mic -Dolby Atmos sound	Active noise cancellation with dedicated mic

Other features

Other features — specifications for Galaxy M30s, Mi Max 3.
Specification	Galaxy M30s	Mi Max 3
Dop	Sensors Fingerprint (rear-mounted) accelerometer gyro proximity compass - Fast battery charging 15W - Preliminary specifications	Sensors Fingerprint (rear-mounted) accelerometer gyro proximity compass Infrared port - Fast battery charging 9V/2A 18W (Quick Charge 3.0)

Samsung Galaxy M30s vs Xiaomi Mi Max 3