Acer DX650 vs Philips W820

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

    DX650: 10 g lighter

    DX650:
    133 g
    W820:
    143 g
  • Width

    W820: 1.3 mm narrower

    DX650:
    59 mm
    W820:
    57.7 mm
  • Screen diagonal

    DX650: 0.4 in smaller diagonal

    DX650:
    2.8 in
    W820:
    3.2 in
  • Depth

    W820: 0.8 mm thinner

    DX650:
    15.6 mm
    W820:
    14.8 mm
  • Height

    DX650: 5 mm shorter

    DX650:
    109.6 mm
    W820:
    114.6 mm
  • Release year

    DX650:
    2009
    W820:
    2012

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 +1.3 mm versus W820
    Depth:
    15.6 mm +0.8 mm versus W820
  2. 2. W820

    Height:
    114.6 mm +5 mm versus DX650
    Width:
    57.7 mm
    Depth:
    14.8 mm

Weight

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

  1. 1. DX650

    133 g

  2. 2. W820

    143 g

    +10 g versus DX650

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. W820

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    30.5 cm²

W820 has approximately 25.6% 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

DX650: Original memory entry

Super AMOLED

W820: Original memory entry

512 MB

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. W820

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. 1. DX650

    1260 mAh

  2. 2. W820

    2100 mAh

    +840 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. W820

Everyday essentials
Everyday essentials — specifications for DX650, W820.
SpecificationDX650W820
Dimensions (HxWxD)
  • 109.6 Х 59 Х 15.6 mm
  • 114.6 Х 57.7 Х 14.8 mm
Weight
  • 133 g
  • 143 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 3.2" inch
Screen resolution
  • 240 x 320 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • Super AMOLED
  • 512 MB
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1260 mAh
  • Removable Li-Ion
  • 2100 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 2.3 (Gingerbread)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • Yes
Display
Display — specifications for DX650, W820.
SpecificationDX650W820
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
Unknown
Screen area
  • 24.3 cm2
  • 30.5 cm2
Screen format
  • 4:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 37.5%
  • 46.1%
PPI /points per inch/
  • 143 PPI
  • 180 PPI
Camera and Video
Camera and Video — specifications for DX650, W820.
SpecificationDX650W820
Rear camera, main
  • 2 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 2 MP
  • 5 MP
  • AF
Functions Unknown
  • LED flash
Video
  • panorama
  • 176x144@15fps
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications
  • Super AMOLED
Unknown
Performance
Performance — specifications for DX650, W820.
SpecificationDX650W820
Processor CPU
  • Samsung S3C 6410 533 MHz
Unknown
General specs
General specs — specifications for DX650, W820.
SpecificationDX650W820
Release date
  • 2009
  • June
  • 2012
  • March
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
Unknown
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 4 h
  • Stand by time- Up to 600 h Talking time- Up to 8 h
Communication and Connectivity
Communication and Connectivity — specifications for DX650, W820.
SpecificationDX650W820
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • Mini-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 900 / 1800 / 1900
Speed
  • Super AMOLED
  • HSPA 7.2/0.384 Mbps
GPRS
  • Class 10
  • Class 12
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g
  • hotspot
GPS
  • Yes
  • SiRF Star III chipset
  • Yes
  • with A-GPS
USB
  • miniUSB
  • 2.0
Bluetooth
  • microUSB 2.0
  • A2DP
  • 2.0
Music and Audio
Music and Audio — specifications for DX650, W820.
SpecificationDX650W820
Radio
  • FM radio
  • FM radio
Others
  • Secondary 1.27'' OLED display (128 x 96 pixel resolution) -Handwriting recognition
Unknown
Other features
Other features — specifications for DX650, W820.
SpecificationDX650W820
Dop
  • Sensors Accelerometer Pocket Office -Voice memo -MP3 player
  • Sensors Accelerometer
  • proximity
  • compass - MP3/WAV/WMA/AAC+ player -MP4/H.263 player -Document viewer -Photo viewer/editor -Organizer -Voice memo/dial -Predictive text input