Samsung Galaxy A3 Duos vs Samsung Galaxy Alpha: 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.

Screen diagonal

Galaxy A3 Duos: 0.2 in smaller diagonal

Galaxy A3 Duos:

4.5 in

Galaxy Alpha:

4.7 in
Chipset

Galaxy A3 Duos:

Qualcomm MSM8916 Snapdragon 410 (28 nm)

Galaxy Alpha:

Exynos 5430 Octa (20 nm)
Height

Galaxy A3 Duos: 2.3 mm shorter

Galaxy A3 Duos:

130.1 mm

Galaxy Alpha:

132.4 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 A3 Duos

Height:

130.1 mm
Width:

65.5 mm
Depth:

6.9 mm
2. Galaxy Alpha

Height:

132.4 mm +2.3 mm versus Galaxy A3 Duos
Width:

65.5 mm
Depth:

6.7 mm

Weight

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

1. Galaxy A3 Duos

110.3 g
2. Galaxy Alpha

115 g

+4.7 g versus Galaxy A3 Duos

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 A3 Duos

Screen diagonal:

4.5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

55.8 cm²
2. Galaxy Alpha

Screen diagonal:

4.7 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

60.9 cm²

Galaxy Alpha has approximately 9.1% more rectangular screen area than Galaxy A3 Duos.

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 A3 Duos, Galaxy Alpha, compared at the same storage capacity.
Storage	Galaxy A3 Duos	Galaxy Alpha
16 GB	1 GB RAM	Not recorded
32 GB	Not recorded	2 GB RAM

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 A3 Duos

NFC:: See details Yes (LTE model only)
Headphone jack:: Yes
Memory card support:: See details microSD · up to 64 GB (uses SIM 2 slot)

2. Galaxy Alpha

NFC:: Yes
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 A3 Duos

1900 mAh

+40 mAh versus Galaxy Alpha
2. Galaxy Alpha

1860 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 A3 Duos2. Galaxy Alpha

Everyday essentials

Everyday essentials — specifications for Galaxy A3 Duos, Galaxy Alpha.
Specification	Galaxy A3 Duos	Galaxy Alpha
Dimensions (HxWxD)	130.1 Х 65.5 Х 6.9 mm	132.4 Х 65.5 Х 6.7 mm
Weight	110.3 g	115 g
Technology	Super AMOLED	Super AMOLED
Screen size	4.5" inch	4.7" inch
Screen resolution	540 x 960 px	720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	16 GB 1 GB RAM	32 GB 2 GB RAM
Memory card support	microSD up to 64 GB (uses SIM 2 slot)	No
Battery Capacity is not battery life. No endurance test is implied.	1900 mAh Non-removable Li-Ion	1860 mAh Removable Li-Ion
Operating system OS	Android 4.4.4 (KitKat) upgradable to 5.0.2 (Lollipop)	Android 4.4.4 (KitKat) upgradable to 5.0.2 (Lollipop)
Chipset	Qualcomm MSM8916 Snapdragon 410 (28 nm)	Exynos 5430 Octa (20 nm)
NFC	Yes (LTE model only)	Yes
Headphone jack	Yes	Yes

Display

Display — specifications for Galaxy A3 Duos, Galaxy Alpha.
Specification	Galaxy A3 Duos	Galaxy Alpha
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	55.8 cm2	60.9 cm2
Screen format	16:9 (height:width)	16:9 (height:width)
Screen to body ratio	65.5%	70.2%
PPI /points per inch/	245 PPI	312 PPI
Screen protection	Corning Gorilla Glass 4	Corning Gorilla Glass 4

Camera and Video

Camera and Video — specifications for Galaxy A3 Duos, Galaxy Alpha.
Specification	Galaxy A3 Duos	Galaxy Alpha
Rear camera, main	8 MP Single	12 MP Single
Camera specs	8 MP f/2.4 31mm (standard) AF	12 MP f/2.2 31mm (standard) AF
Functions	LED flash panorama	LED flash panorama HDR
Video	1080p@30fps	2160p@30fps 1080p@60fps 720p@120fps
Front camera, selfie	5 MP Single	2.1 MP Single
Specifications	5 MP f/2.2 23mm (wide)	2.1 MP

Performance

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

Performance — specifications for Galaxy A3 Duos, Galaxy Alpha.
Specification	Galaxy A3 Duos	Galaxy Alpha
Processor CPU	Quad-core 1.2 GHz Cortex-A53	Octa-core (4x1.8 GHz Cortex-A15 & 4x1.3 GHz Cortex-A7)
Graphics processor GPU	Adreno 306	Mali-T628 MP6
Antutu 7 score *	20100	50125
GeekBench 4 Single Core *	Unknown	782
GeekBench 4 Multi-Core *	Unknown	2457
GeekBench 4 RenderScript *	Unknown	1804

General specs

General specs — specifications for Galaxy A3 Duos, Galaxy Alpha.
Specification	Galaxy A3 Duos	Galaxy Alpha
Release date	2014 October	2014 August
Colors	Pearl White Midnight Black Platinum Silver Soft Pink Light Blue Champagne Gold	Charcoal Black Sleek Silver Dazzling White Frosted Gold Scuba Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	230 EUR	390 EUR
Battery life	Unknown	Stand by time- Up to 350 h (3G) Talking time- Up to 11 h (3G) Music play - Up to 37 h
Body build	Unknown	aluminum frame plastic back

Communication and Connectivity

Communication and Connectivity — specifications for Galaxy A3 Duos, Galaxy Alpha.
Specification	Galaxy A3 Duos	Galaxy Alpha
SIM card	Hybrid Dual SIM (Nano-SIM dual stand-by)	Nano-SIM
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) 7(2600) 8(900) 20(800)	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) 20(800) - G850F LTE band 1(2100) 4(1700/2100) 17(700) - SM-G850M
Speed	HSPA 42.2/5.76 Mbps LTE Cat4 150/50 Mbps	HSPA 42.2/5.76 Mbps LTE-A Cat6 300/50 Mbps
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n Wi-Fi Direct hotspot	Wi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct hotspot
GPS	Yes with A-GPS GLONASS	Yes with A-GPS GLONASS
USB	microUSB 2.0	microUSB 2.0
Bluetooth	4.0 A2DP EDR LE	4.0 A2DP EDR LE
Harmful irradiation	SAR EU - 0.24 W/kg (head) 0.30 W/kg (body)	SAR - 1.18 W/kg (head) 0.75 W/kg (body) SAR EU - 0.37 W/kg (head) 0.51 W/kg (body)

Music and Audio

Music and Audio — specifications for Galaxy A3 Duos, Galaxy Alpha.
Specification	Galaxy A3 Duos	Galaxy Alpha
Radio	FM radio recording	No
Others	Active noise cancellation with dedicated mic	Active noise cancellation with dedicated mic

Other features

Other features — specifications for Galaxy A3 Duos, Galaxy Alpha.
Specification	Galaxy A3 Duos	Galaxy Alpha
Dop	Sensors Accelerometer proximity compass - ANT+ - Versions: A300F/DS A300G/DS A300H/DS (3G only no LTE) A300M/DS	Sensors Fingerprint (front-mounted) accelerometer gyro proximity compass heart rate - ANT+ - Versions: G850F (Europe); G850T (T-Mobile) G850M (Vodafone); G850FQ; G850Y Also known as Samsung Galaxy Alfa

Samsung Galaxy A3 Duos vs Samsung Galaxy Alpha