Nokia 6121 classic vs Samsung Galaxy J4: 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: 86 g lighter

6121 classic:

89 g

Galaxy J4:

175 g
Width

6121 classic: 31.2 mm narrower

6121 classic:

46 mm

Galaxy J4:

77.2 mm
Screen diagonal

6121 classic: 3.5 in smaller diagonal

6121 classic:

2 in

Galaxy J4:

5.5 in
Depth

Galaxy J4: 6.9 mm thinner

6121 classic:

15 mm

Galaxy J4:

8.1 mm
Height

6121 classic: 46.7 mm shorter

6121 classic:

105 mm

Galaxy J4:

151.7 mm
Release year

6121 classic:

2007

Galaxy J4:

2018

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 +6.9 mm versus Galaxy J4
2. Galaxy J4

Height:

151.7 mm +46.7 mm versus 6121 classic
Width:

77.2 mm +31.2 mm versus 6121 classic
Depth:

8.1 mm

Weight

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

1. 6121 classic

89 g
2. Galaxy J4

175 g

+86 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. Galaxy J4

Screen diagonal:

5.5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

83.4 cm²

Galaxy J4 has approximately 573.2% 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, Galaxy J4, compared at the same storage capacity.
Storage	6121 classic	Galaxy J4
16 GB	Unknown	2 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. Galaxy J4

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 256 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. 6121 classic

890 mAh
2. Galaxy J4

3000 mAh

+2110 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. Galaxy J4

Everyday essentials

Everyday essentials — specifications for 6121 classic, Galaxy J4.
Specification	6121 classic	Galaxy J4
Dimensions (HxWxD)	105 Х 46 Х 15 mm	151.7 Х 77.2 Х 8.1 mm
Weight	89 g	175 g
Technology	TFT	Super AMOLED
Screen size	2" inch	5.5" inch
Screen resolution	240 x 320 px	720 x 1280 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	16 GB 2 GB RAM
Memory card support	microSD up to 8 GB (dedicated slot)	microSD up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.	890 mAh Removable Li-Ion	3000 mAh Removable Li-Ion
Operating system OS	Symbian 9.2 S60 rel. 3.1	Android 8.0 (Oreo)
Chipset	Unknown	Exynos 7570 Quad (14 nm)
Headphone jack	No	Yes

Display

Display — specifications for 6121 classic, Galaxy J4.
Specification	6121 classic	Galaxy J4
Touchscreen	Unknown	capacitive touchscreen
Display colors	16M	16M
Screen area	12.4 cm2	83.4 cm2
Screen format	4:3 (height:width)	16:9 (height:width)
Screen to body ratio	25.6%	71.2%
PPI /points per inch/	200 PPI	267 PPI

Camera and Video

Camera and Video — specifications for 6121 classic, Galaxy J4.
Specification	6121 classic	Galaxy J4
Rear camera, main	2 MP Single	13 MP Single
Camera specs	2 MP	13 MP f/1.9 28mm (wide) AF
Functions	LED flash	LED flash
Video	320p	1080p@30fps
Front camera, selfie	0.3 MP Single	5 MP Single
Specifications	VGA videocall camera	5 MP f/2.2

Performance

Performance — specifications for 6121 classic, Galaxy J4.
Specification	6121 classic	Galaxy J4
Processor CPU	369 MHz ARM 11	Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU	Unknown	Mali-T720 MP2

General specs

General specs — specifications for 6121 classic, Galaxy J4.
Specification	6121 classic	Galaxy J4
Release date	2007 June	2018 May
Colors	Black Pearl White Pink Sand Gold	Black Gold Orchid Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	180 EUR	140 EUR
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)	Talking time- Up to 20 h (3G) Music play - Up to 80 h
Body build	Unknown	plastic body

Communication and Connectivity

Communication and Connectivity — specifications for 6121 classic, Galaxy J4.
Specification	6121 classic	Galaxy J4
SIM card	Mini-SIM	Dual SIM (Micro-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 -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100 - India Pakistan -4G - LTE band 1(2100) 3(1800) 5(850) 7(2600) 8(900) 20(800) 38(2600) 40(2300) - India Pakistan
Speed	HSPA 3.6/0.384 Mbps	HSPA LTE Cat4 150/50 Mbps
GPRS	Class 32	Yes
Edge	Class 32 296 / 177.6 kbits	Yes
Wi-Fi	No	Wi-Fi 802.11 b/g/n Wi-Fi Direct hotspot
GPS	No	Yes with A-GPS GLONASS BDS
USB	miniUSB	microUSB 2.0
Bluetooth	2.0 A2DP	4.2 A2DP LE
Harmful irradiation	SAR - 1.22 W/kg (head) 1.13 W/kg (body) SAR EU - 1.18 W/kg (head)	SAR - 0.36 W/kg (head) 1.49 W/kg (body)

Music and Audio

Music and Audio — specifications for 6121 classic, Galaxy J4.
Specification	6121 classic	Galaxy J4
Radio	Stereo FM radio	FM radio
Others	Downloadable wallpapers screensavers	Unknown

Other features

Other features — specifications for 6121 classic, Galaxy J4.
Specification	6121 classic	Galaxy J4
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 Accelerometer proximity - Versions: J400F/DS (Global DS); J400G/DS

Nokia 6121 classic vs Samsung Galaxy J4