Acer DX650 vs LG Optimus Chat C550

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

    Optimus Chat C550: 11 g lighter

    DX650:
    133 g
    Optimus Chat C550:
    122 g
  • Release year

    DX650:
    2009
    Optimus Chat C550:
    2011

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
  2. 2. Optimus Chat C550

    Height:
    109 mm
    Width:
    59 mm
    Depth:
    16 mm

Weight

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

  1. 1. DX650

    133 g

    +11 g versus Optimus Chat C550

  2. 2. Optimus Chat C550

    122 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. Optimus Chat C550

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

DX650 has approximately 4% more rectangular screen area than Optimus Chat C550.

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

Optimus Chat C550: Original memory entry

140 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. Optimus Chat C550

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. Optimus Chat C550

    1500 mAh

    +240 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. Optimus Chat C550

Everyday essentials
Everyday essentials — specifications for DX650, Optimus Chat C550.
SpecificationDX650Optimus Chat C550
Dimensions (HxWxD)
  • 109.6 Х 59 Х 15.6 mm
  • 109 Х 59 Х 16 mm
Weight
  • 133 g
  • 122 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 2.8" 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
  • 140 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
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 2.2 (Froyo)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • Yes
Display
Display — specifications for DX650, Optimus Chat C550.
SpecificationDX650Optimus Chat C550
Touchscreen
  • resistive touchscreen
  • touchscreen
Display colors
  • 65K
  • 256K
Screen area
  • 24.3 cm2
  • 23.3 cm2
Screen format
  • 4:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 37.5%
  • 36.3%
PPI /points per inch/
  • 143 PPI
  • 206 PPI
Camera and Video
Camera and Video — specifications for DX650, Optimus Chat C550.
SpecificationDX650Optimus Chat C550
Rear camera, main
  • 2 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 2 MP
  • 3.15 MP
  • AF
Video
  • panorama
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Specifications
  • Super AMOLED
Unknown
Performance
Performance — specifications for DX650, Optimus Chat C550.
SpecificationDX650Optimus Chat C550
Processor CPU
  • Samsung S3C 6410 533 MHz
Unknown
General specs
General specs — specifications for DX650, Optimus Chat C550.
SpecificationDX650Optimus Chat C550
Release date
  • 2009
  • June
  • 2011
  • February
Colors
  • Black
  • Black
  • Silver
  • Blue
  • Red
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 40 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 4 h
  • Stand by time- Up to 440 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for DX650, Optimus Chat C550.
SpecificationDX650Optimus Chat C550
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 850 / 900 / 1800 / 1900
Speed
  • Super AMOLED
  • HSPA 7.2/5.76 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • SiRF Star III chipset
  • Yes
  • with A-GPS
USB
  • miniUSB
  • microUSB 2.0
Bluetooth
  • microUSB 2.0
  • A2DP
  • 2.1
  • A2DP
  • EDR
Harmful irradiation Unknown
  • SAR - 0.49 W/kg (head) 0.39 W/kg (body) SAR EU - 0.71 W/kg (head) 1.24 W/kg (body)
Music and Audio
Music and Audio — specifications for DX650, Optimus Chat C550.
SpecificationDX650Optimus Chat C550
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, Optimus Chat C550.
SpecificationDX650Optimus Chat C550
Dop
  • Sensors Accelerometer Pocket Office -Voice memo -MP3 player
  • Sensors Accelerometer MP4/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Document viewer -Organizer -Voice memo -Predictive text input