Samsung Galaxy J7 Max vs Xiaomi Black Shark 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.

Weight

Galaxy J7 Max: 43 g lighter

Galaxy J7 Max:

179 g

Black Shark 3:

222 g
Width

Black Shark 3: 1.5 mm narrower

Galaxy J7 Max:

78.8 mm

Black Shark 3:

77.3 mm
Screen diagonal

Galaxy J7 Max: 0.97 in smaller diagonal

Galaxy J7 Max:

5.7 in

Black Shark 3:

6.67 in
Chipset

Galaxy J7 Max:

Mediatek MT6757 Helio P20 (16 nm)

Black Shark 3:

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

Galaxy J7 Max:

Single

Black Shark 3:

Triple
Depth

Galaxy J7 Max: 2.3 mm thinner

Galaxy J7 Max:

8.1 mm

Black Shark 3:

10.4 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 J7 Max

Height:

156.7 mm
Width:

78.8 mm +1.5 mm versus Black Shark 3
Depth:

8.1 mm
2. Black Shark 3

Height:

168.7 mm +12 mm versus Galaxy J7 Max
Width:

77.3 mm
Depth:

10.4 mm +2.3 mm versus Galaxy J7 Max

Weight

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

1. Galaxy J7 Max

179 g
2. Black Shark 3

222 g

+43 g versus Galaxy J7 Max

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 J7 Max

Screen diagonal:

5.7 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

89.6 cm²
2. Black Shark 3

Screen diagonal:

6.67 in

Aspect ratio (height:width):

20:9

Approximate rectangular screen area:

107.4 cm²

Black Shark 3 has approximately 19.9% more rectangular screen area than Galaxy J7 Max.

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 Galaxy J7 Max, Black Shark 3, compared at the same storage capacity.
Storage	Galaxy J7 Max	Black Shark 3
128 GB	Unknown	8 / 12 GB RAM Alternative RAM configurations
256 GB	Unknown	12 GB RAM

Galaxy J7 Max: Original memory entry

32 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 J7 Max

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 256 GB (dedicated slot)

2. Black Shark 3

NFC:: Unknown
Headphone jack:: Yes
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. Galaxy J7 Max

3300 mAh
2. Black Shark 3

4720 mAh

+1420 mAh versus Galaxy J7 Max

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 J7 Max2. Black Shark 3

Everyday essentials

Everyday essentials — specifications for Galaxy J7 Max, Black Shark 3.
Specification	Galaxy J7 Max	Black Shark 3
Dimensions (HxWxD)	156.7 Х 78.8 Х 8.1 mm	168.7 Х 77.3 Х 10.4 mm
Weight	179 g	222 g
Technology	PLS	AMOLED
Screen size	5.7" inch	6.67" inch
Screen resolution	1080 x 1920 px	1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	32 GB 512GB 4GB	128GB 8GB RAM 128GB 12GB RAM 256GB 12GB RAM
Memory card support	microSD up to 256 GB (dedicated slot)	No
Battery Capacity is not battery life. No endurance test is implied.	3300 mAh Non-removable Li-Ion	4720 mAh Non-removable Li-Po
Operating system OS	Android 7.0 (Nougat) upgradable to Android 8.0 (Oreo)	Android 10.0
Chipset	Mediatek MT6757 Helio P20 (16 nm)	Qualcomm SM8250 Snapdragon 865 (7 nm+)
Headphone jack	Yes	Yes

Display

Display — specifications for Galaxy J7 Max, Black Shark 3.
Specification	Galaxy J7 Max	Black Shark 3
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	89.6 cm2	107.4 cm2
Screen format	16:9 (height:width)	20:9 (height:width)
Screen to body ratio	72.5%	82.4%
PPI /points per inch/	386 PPI	395 PPI

Camera and Video

Camera and Video — specifications for Galaxy J7 Max, Black Shark 3.
Specification	Galaxy J7 Max	Black Shark 3
Rear camera, main	13 MP Single	64 MP Triple
Camera specs	13 MP AF f/1.7	64 MP f/1.8 26mm (wide) 1/1.72'' 0.8µm PDAF -13 MP f/2.3 (ultrawide) -5 MP f/2.2 (depth)
Functions	LED flash	HDR
Video	1080p@30fps	1080p@30fps
Front camera, selfie	13 MP Single	20 MP Single
Specifications	13 MP f/1.9	20 MP f/2.2 (wide) 1/3'' 0.9μm

Performance

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

Performance — specifications for Galaxy J7 Max, Black Shark 3.
Specification	Galaxy J7 Max	Black Shark 3
Processor CPU	Octa-core (4x2.35 GHz Cortex-A53 & 4x1.65 GHz Cortex-A53)	Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
Graphics processor GPU	Mali-T880MP2	Adreno 650
Antutu 7 score *	44789	Unknown
GeekBench 4 Single Core *	615	Unknown
GeekBench 4 Multi-Core *	2591	Unknown
GeekBench 4 RenderScript *	1926	Unknown
Antutu 8 score *	Unknown	603541

General specs

General specs — specifications for Galaxy J7 Max, Black Shark 3.
Specification	Galaxy J7 Max	Black Shark 3
Release date	2017 June	2020 March 3
Colors	Black Gold	Lightning Black Armor Gray Star Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	170 EUR	$ 550
Battery life	Talking time- Up to 20 h (3G) Music play - Up to 72 h	Unknown
Body build	aluminum body plastic ends	Glass front aluminum back aluminum frame

Communication and Connectivity

Communication and Connectivity — specifications for Galaxy J7 Max, Black Shark 3.
Specification	Galaxy J7 Max	Black Shark 3
SIM card	Dual SIM (Nano-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 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100) 3(1800) 5(850) 8(900) 20(800) 40(2300)	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100) 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) -5G - 5G band 41(2500) 78(3500) 79(4700); SA/NSA
Speed	HSPA 42.2/5.76 Mbps LTE Cat4 150/50 Mbps	HSPA 42.2/5.76 Mbps LTE-A; 5G
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n dual-band WiFi Direct hotspot	Wi-Fi 802.11 a/b/g/n/ac/ax dual-band Wi-Fi Direct hotspot
GPS	Yes with A-GPS GLONASS	Yes with A-GPS GLONASS GALILEO QZSS BDS
USB	microUSB 2.0 USB On-The-Go	2.0 Type-C 1.0 reversible connector
Bluetooth	4.2 A2DP LE	5.0 A2DP LE aptX HD aptX Adaptive
Harmful irradiation	SAR - 0.57 W/kg (head) 1.06 W/kg (body) SAR EU - 0.46 W/kg (head) 1.52 W/kg (body)	Unknown

Music and Audio

Music and Audio — specifications for Galaxy J7 Max, Black Shark 3.
Specification	Galaxy J7 Max	Black Shark 3
Radio	FM radio	No
Others	Unknown	Always-on display -90Hz refresh rate -500 nits typ. brightness -HDR10+

Other features

Other features — specifications for Galaxy J7 Max, Black Shark 3.
Specification	Galaxy J7 Max	Black Shark 3
Dop	Sensors Fingerprint (front-mounted) accelerometer gyro proximity compass - Versions: G615F/DS (India) Also known as Samsung Galaxy On Max without smart glow ring	Sensors Fingerprint (under display optical) accelerometer gyro proximity compass - Fast battery charging 65W: 100% in 38 min -Fast battery charging 30W (128/8 model) -Magnetic charging 18W

Samsung Galaxy J7 Max vs Xiaomi Black Shark 3