Acer DX650 vs Samsung Galaxy Alpha

Compare recorded specifications, size and practical differences.

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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 Alpha: 18 g lighter

    DX650:
    133 g
    Galaxy Alpha:
    115 g
  • Width

    DX650: 6.5 mm narrower

    DX650:
    59 mm
    Galaxy Alpha:
    65.5 mm
  • Screen diagonal

    DX650: 1.9 in smaller diagonal

    DX650:
    2.8 in
    Galaxy Alpha:
    4.7 in
  • Depth

    Galaxy Alpha: 8.9 mm thinner

    DX650:
    15.6 mm
    Galaxy Alpha:
    6.7 mm
  • Height

    DX650: 22.8 mm shorter

    DX650:
    109.6 mm
    Galaxy Alpha:
    132.4 mm
  • Release year

    DX650:
    2009
    Galaxy Alpha:
    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. 1. DX650

    Height:
    109.6 mm
    Width:
    59 mm
    Depth:
    15.6 mm +8.9 mm versus Galaxy Alpha
  2. 2. Galaxy Alpha

    Height:
    132.4 mm +22.8 mm versus DX650
    Width:
    65.5 mm +6.5 mm versus DX650
    Depth:
    6.7 mm

Weight

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

  1. 1. DX650

    133 g

    +18 g versus Galaxy Alpha

  2. 2. Galaxy Alpha

    115 g

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. 1. DX650

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 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 150.8% more rectangular screen area than DX650.

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 DX650, Galaxy Alpha, compared at the same storage capacity.
StorageDX650Galaxy Alpha
32 GB Unknown 2 GB RAM
DX650: Original memory entry

Super AMOLED

Practical features

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

1. DX650

NFC:
See details Super AMOLED
Headphone jack:
See details panorama
Memory card support:
See details microSD (dedicated 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. 1. DX650

    1260 mAh

  2. 2. Galaxy Alpha

    1860 mAh

    +600 mAh versus DX650

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. DX6502. Galaxy Alpha

Everyday essentials
Everyday essentials — specifications for DX650, Galaxy Alpha.
SpecificationDX650Galaxy Alpha
Dimensions (HxWxD)
  • 109.6 Х 59 Х 15.6 mm
  • 132.4 Х 65.5 Х 6.7 mm
Weight
  • 133 g
  • 115 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 2.8" inch
  • 4.7" 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.
  • Super AMOLED
  • 32 GB
  • 2 GB RAM
Memory card support
  • microSD (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1260 mAh
  • Removable Li-Ion
  • 1860 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 4.4.4 (KitKat)
  • upgradable to 5.0.2 (Lollipop)
Chipset Unknown
  • Exynos 5430 Octa (20 nm)
NFC
  • Super AMOLED
  • Yes
Headphone jack
  • panorama
  • Yes
Display
Display — specifications for DX650, Galaxy Alpha.
SpecificationDX650Galaxy Alpha
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 60.9 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 37.5%
  • 70.2%
PPI /points per inch/
  • 143 PPI
  • 312 PPI
Screen protection Unknown
  • Corning Gorilla Glass 4
Camera and Video
Camera and Video — specifications for DX650, Galaxy Alpha.
SpecificationDX650Galaxy Alpha
Rear camera, main
  • 2 MP
  • Single
  • 12 MP
  • Single
Camera specs
  • 2 MP
  • 12 MP
  • f/2.2
  • 31mm (standard)
  • AF
Functions Unknown
  • LED flash
  • panorama
  • HDR
Video
  • panorama
  • 2160p@30fps
  • 1080p@60fps
  • 720p@120fps
Front camera, selfie
  • 0 MP,
  • 2.1 MP
  • Single
Specifications
  • Super AMOLED
  • 2.1 MP
Performance

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

Performance — specifications for DX650, Galaxy Alpha.
SpecificationDX650Galaxy Alpha
Processor CPU
  • Samsung S3C 6410 533 MHz
  • Octa-core (4x1.8 GHz Cortex-A15 & 4x1.3 GHz Cortex-A7)
Graphics processor GPU Unknown
  • Mali-T628 MP6
Antutu 7 score * Unknown
  • 50125
GeekBench 4 Single Core * Unknown
  • 782
GeekBench 4 Multi-Core * Unknown
  • 2457
GeekBench 4 RenderScript * Unknown
  • 1804
General specs
General specs — specifications for DX650, Galaxy Alpha.
SpecificationDX650Galaxy Alpha
Release date
  • 2009
  • June
  • 2014
  • August
Colors
  • Black
  • Charcoal Black
  • Sleek Silver
  • Dazzling White
  • Frosted Gold
  • Scuba Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 390 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 4 h
  • 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 DX650, Galaxy Alpha.
SpecificationDX650Galaxy Alpha
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • Nano-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
  • 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
  • Super AMOLED
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat6 300/50 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • SiRF Star III chipset
  • Yes
  • with A-GPS
  • GLONASS
USB
  • miniUSB
  • microUSB 2.0
Bluetooth
  • microUSB 2.0
  • A2DP
  • 4.0
  • A2DP
  • EDR
  • LE
Harmful irradiation Unknown
  • 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 DX650, Galaxy Alpha.
SpecificationDX650Galaxy Alpha
Radio
  • FM radio
  • No
Others
  • Secondary 1.27'' OLED display (128 x 96 pixel resolution) -Handwriting recognition
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for DX650, Galaxy Alpha.
SpecificationDX650Galaxy Alpha
Dop
  • Sensors Accelerometer Pocket Office -Voice memo -MP3 player
  • 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