Nokia 6121 classic 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

6121 classic: 133 g lighter

6121 classic:

89 g

Black Shark 3:

222 g
Width

6121 classic: 31.3 mm narrower

6121 classic:

46 mm

Black Shark 3:

77.3 mm
Screen diagonal

6121 classic: 4.67 in smaller diagonal

6121 classic:

2 in

Black Shark 3:

6.67 in
Rear camera layout

6121 classic:

Single

Black Shark 3:

Triple
Depth

Black Shark 3: 4.6 mm thinner

6121 classic:

15 mm

Black Shark 3:

10.4 mm
Height

6121 classic: 63.7 mm shorter

6121 classic:

105 mm

Black Shark 3:

168.7 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. 6121 classic

Height:

105 mm
Width:

46 mm
Depth:

15 mm +4.6 mm versus Black Shark 3
2. Black Shark 3

Height:

168.7 mm +63.7 mm versus 6121 classic
Width:

77.3 mm +31.3 mm versus 6121 classic
Depth:

10.4 mm

Weight

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

1. 6121 classic

89 g
2. Black Shark 3

222 g

+133 g versus 6121 classic

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. 6121 classic

Screen diagonal:

2 in

Aspect ratio (height:width):

4:3

Approximate rectangular screen area:

12.4 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 767.1% more rectangular screen area than 6121 classic.

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 6121 classic, Black Shark 3, compared at the same storage capacity.
Storage	6121 classic	Black Shark 3
128 GB	Unknown	8 / 12 GB RAM Alternative RAM configurations
256 GB	Unknown	12 GB RAM

6121 classic: Original memory entry

32 MB · 64 MB RAM · 128 MB ROM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. 6121 classic

NFC:: Unknown
Headphone jack:: No
Memory card support:: See details microSD · up to 8 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. 6121 classic

890 mAh
2. Black Shark 3

4720 mAh

+3830 mAh versus 6121 classic

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. 6121 classic2. Black Shark 3

Everyday essentials

Everyday essentials — specifications for 6121 classic, Black Shark 3.
Specification	6121 classic	Black Shark 3
Dimensions (HxWxD)	105 Х 46 Х 15 mm	168.7 Х 77.3 Х 10.4 mm
Weight	89 g	222 g
Technology	TFT	AMOLED
Screen size	2" inch	6.67" inch
Screen resolution	240 x 320 px	1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	32 MB 64 MB RAM 128 MB ROM	128GB 8GB RAM 128GB 12GB RAM 256GB 12GB RAM
Memory card support	microSD up to 8 GB (dedicated slot)	No
Battery Capacity is not battery life. No endurance test is implied.	890 mAh Removable Li-Ion	4720 mAh Non-removable Li-Po
Operating system OS	Symbian 9.2 S60 rel. 3.1	Android 10.0
Chipset	Unknown	Qualcomm SM8250 Snapdragon 865 (7 nm+)
Headphone jack	No	Yes

Display

Display — specifications for 6121 classic, Black Shark 3.
Specification	6121 classic	Black Shark 3
Touchscreen	Unknown	capacitive touchscreen
Display colors	16M	16M
Screen area	12.4 cm2	107.4 cm2
Screen format	4:3 (height:width)	20:9 (height:width)
Screen to body ratio	25.6%	82.4%
PPI /points per inch/	200 PPI	395 PPI

Camera and Video

Camera and Video — specifications for 6121 classic, Black Shark 3.
Specification	6121 classic	Black Shark 3
Rear camera, main	2 MP Single	64 MP Triple
Camera specs	2 MP	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	320p	1080p@30fps
Front camera, selfie	0.3 MP Single	20 MP Single
Specifications	VGA videocall camera	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 6121 classic, Black Shark 3.
Specification	6121 classic	Black Shark 3
Processor CPU	369 MHz ARM 11	Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
Graphics processor GPU	Unknown	Adreno 650
Antutu 8 score *	Unknown	603541

General specs

General specs — specifications for 6121 classic, Black Shark 3.
Specification	6121 classic	Black Shark 3
Release date	2007 June	2020 March 3
Colors	Black Pearl White Pink Sand Gold	Lightning Black Armor Gray Star Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	180 EUR	$ 550
Battery life	Stand by time- Up to 250 h (2G) / 240 h (3G) Talking time- Up to 3 h (2G) / 2 h 24 min (3G)	Unknown
Body build	Unknown	Glass front aluminum back aluminum frame

Communication and Connectivity

Communication and Connectivity — specifications for 6121 classic, Black Shark 3.
Specification	6121 classic	Black Shark 3
SIM card	Mini-SIM	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900	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 3.6/0.384 Mbps	HSPA 42.2/5.76 Mbps LTE-A; 5G
GPRS	Class 32	Yes
Edge	Class 32 296 / 177.6 kbits	Yes
Wi-Fi	No	Wi-Fi 802.11 a/b/g/n/ac/ax dual-band Wi-Fi Direct hotspot
GPS	No	Yes with A-GPS GLONASS GALILEO QZSS BDS
USB	miniUSB	2.0 Type-C 1.0 reversible connector
Bluetooth	2.0 A2DP	5.0 A2DP LE aptX HD aptX Adaptive
Harmful irradiation	SAR - 1.22 W/kg (head) 1.13 W/kg (body) SAR EU - 1.18 W/kg (head)	Unknown

Music and Audio

Music and Audio — specifications for 6121 classic, Black Shark 3.
Specification	6121 classic	Black Shark 3
Radio	Stereo FM radio	No
Others	Downloadable wallpapers screensavers	Always-on display -90Hz refresh rate -500 nits typ. brightness -HDR10+

Other features

Other features — specifications for 6121 classic, Black Shark 3.
Specification	6121 classic	Black Shark 3
Dop	Push to talk -WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Document viewer (Word Excel PowerPoint PDF) -Voice memo/dial -Predictive text input -Organizer	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

Nokia 6121 classic vs Xiaomi Black Shark 3