Samsung i637 Jack vs Sony Xperia Z2a: 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

i637 Jack: 60.9 g lighter

i637 Jack:

102.1 g

Xperia Z2a:

163 g
Width

i637 Jack: 11 mm narrower

i637 Jack:

61 mm

Xperia Z2a:

72 mm
Screen diagonal

i637 Jack: 2.6 in smaller diagonal

i637 Jack:

2.4 in

Xperia Z2a:

5 in
Depth

Xperia Z2a: 1.7 mm thinner

i637 Jack:

12.7 mm

Xperia Z2a:

11 mm
Height

i637 Jack: 20 mm shorter

i637 Jack:

117 mm

Xperia Z2a:

137 mm
Release year

i637 Jack:

2009

Xperia Z2a:

2014

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. i637 Jack

Height:

117 mm
Width:

61 mm
Depth:

12.7 mm +1.7 mm versus Xperia Z2a
2. Xperia Z2a

Height:

137 mm +20 mm versus i637 Jack
Width:

72 mm +11 mm versus i637 Jack
Depth:

11 mm

Weight

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

1. i637 Jack

102.1 g
2. Xperia Z2a

163 g

+60.9 g versus i637 Jack

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. i637 Jack

Screen diagonal:

2.4 in

Aspect ratio (height:width):

4:3

Approximate rectangular screen area:

17.8 cm²
2. Xperia Z2a

Screen diagonal:

5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

68.9 cm²

Xperia Z2a has approximately 286.4% more rectangular screen area than i637 Jack.

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 i637 Jack, Xperia Z2a, compared at the same storage capacity.
Storage	i637 Jack	Xperia Z2a
16 GB	Unknown	3 GB RAM

i637 Jack: Original memory entry

256 MB RAM · 256 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. i637 Jack

NFC:: Unknown
Headphone jack:: No
Memory card support:: See details microSD · up to 16 GB (dedicated slot)

2. Xperia Z2a

NFC:: Yes
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. i637 Jack

1480 mAh
2. Xperia Z2a

3000 mAh

+1520 mAh versus i637 Jack

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. i637 Jack2. Xperia Z2a

Everyday essentials

Everyday essentials — specifications for i637 Jack, Xperia Z2a.
Specification	i637 Jack	Xperia Z2a
Dimensions (HxWxD)	117 Х 61 Х 12.7 mm	137 Х 72 Х 11 mm
Weight	102.1 g	163 g
Technology	TFT	IPS LCD
Screen size	2.4" inch	5" inch
Screen resolution	320 x 240 px	1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	256 MB RAM 256 MB ROM	16 GB 3 GB RAM
Memory card support	microSD up to 16 GB (dedicated slot)	microSD up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.	1480 mAh Removable Li-Ion	3000 mAh Non-removable Li-Ion
Operating system OS	Microsoft Windows Mobile 6.1 Standard upgradable to Windows Mobile 6.5	Android 4.4.2 (KitKat)
Chipset	Unknown	Qualcomm MSM8974AB Snapdragon 801 (28 nm)
NFC	Unknown	Yes
Headphone jack	No	Yes

Display

Display — specifications for i637 Jack, Xperia Z2a.
Specification	i637 Jack	Xperia Z2a
Touchscreen	Unknown	capacitive touchscreen
Display colors	65K	16M
Screen area	17.8 cm2	68.9 cm2
Screen format	4:3 (height:width)	16:9 (height:width)
Screen to body ratio	25.0%	69.9%
PPI /points per inch/	167 PPI	441 PPI
Screen protection	Unknown	Shatter proof glass

Camera and Video

Camera and Video — specifications for i637 Jack, Xperia Z2a.
Specification	i637 Jack	Xperia Z2a
Rear camera, main	3.15 MP Single	20.7 MP Single
Camera specs	3.15 MP	20.7 MP 1/2.3'' AF
Functions	Unknown	LED flash HDR panorama
Video	Yes	720p@30fps
Front camera, selfie	0 MP,	0.3 MP Single
Specifications	Unknown	VGA

Performance

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

Performance — specifications for i637 Jack, Xperia Z2a.
Specification	i637 Jack	Xperia Z2a
Processor CPU	528 MHz	Quad-core 2.3 GHz Krait 400
Graphics processor GPU	Unknown	Adreno 330
Antutu 7 score *	Unknown	33154

General specs

General specs — specifications for i637 Jack, Xperia Z2a.
Specification	i637 Jack	Xperia Z2a
Release date	2009 May	2014 June
Colors	Unknown	Black White Turquoise
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	120 EUR	250 EUR
Battery life	Stand by time- Up to 288 h Talking time- Up to 7 h	Stand by time- Up to 700 h (2G) / Up to 770 h (3G) Talking time- Up to 13 h (2G) / Up to 19 h (3G) Music play - Up to 120 h

Communication and Connectivity

Communication and Connectivity — specifications for i637 Jack, Xperia Z2a.
Specification	i637 Jack	Xperia Z2a
SIM card	Mini-SIM	Micro-SIM
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100) 2(1900) 3(1800) 5(850) 7(2600) 8(900) 28(700)
Speed	HSPA 3.6/0.384 Mbps	HSPA 42.2/5.76 Mbps LTE Cat4 150/50 Mbps
GPRS	Class 10	Up to 107 kbps
Edge	Class 10	Up to 296 kbps
Wi-Fi	Wi-Fi 802.11 b/g	Wi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct DLNA hotspot
GPS	Yes with A-GPS	Yes with A-GPS GLONASS
USB	2.0	microUSB 2.0 (MHL 3 TV-out) USB Host
Bluetooth	2.0 A2DP	4.0 A2DP aptX
Harmful irradiation	SAR - 1.04 W/kg (head) 0.53 W/kg (body)	Unknown

Music and Audio

Music and Audio — specifications for i637 Jack, Xperia Z2a.
Specification	i637 Jack	Xperia Z2a
Radio	No	FM radio RDS
Others	Unknown	Triluminos display -X-Reality Engine Active noise cancellation with dedicated mic

Other features

Other features — specifications for i637 Jack, Xperia Z2a.
Specification	i637 Jack	Xperia Z2a
Dop	Windows Media Player 10 -Windows Live Yahoo! AOL -Microsoft Outlook Mobile -Pocket Office -Voice memo/dial -Predictive text input - For AT&T	Sensors Accelerometer gyro proximity compass barometer - ANT+ - IP58 dust proof and water resistant over 1.5 meter and 30 minutes - Also known as Sony Xperia Z2a D6563

Samsung i637 Jack vs Sony Xperia Z2a