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Acer DX900 vs Lava Iris 550Q

Compare recorded specifications, size and practical differences.

Acer DX900

Acer DX900

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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.

  • WeightDX900: 30 g lighterDX900: 147 g · Iris 550Q: 177 g
  • WidthDX900: 17.3 mm narrowerDX900: 60.5 mm · Iris 550Q: 77.8 mm
  • Screen diagonalDX900: 2.7 in smaller diagonalDX900: 2.8 in · Iris 550Q: 5.5 in
  • DepthIris 550Q: 7.2 mm thinnerIris 550Q: 9.8 mm · DX900: 17 mm
  • HeightDX900: 50 mm shorterDX900: 106 mm · Iris 550Q: 156 mm
  • Release year2009 / 2014DX900: 2009 · Iris 550Q: 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.

Front
DX900: 106 × 60.5 mm 1 Iris 550Q: 156 × 77.8 mm 2
Side
DX900: 106 × 17 mm 1 Iris 550Q: 156 × 9.8 mm 2
  1. 1. DX900
    Height
    106 mm
    Width
    60.5 mm
    Depth
    17 mm+7.2 mm versus Iris 550Q
    Weight
    147 g
  2. 2. Iris 550Q
    Height
    156 mm+50 mm versus DX900
    Width
    77.8 mm+17.3 mm versus DX900
    Depth
    9.8 mm
    Weight
    177 g
Weight

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

  1. 1. DX900147 g
  2. 2. Iris 550Q177 g

    +30 g versus DX900

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.

Screen size
DX900: 2.8 in, 4:3, About 24.3 cm² rectangular area 1 Iris 550Q: 5.5 in, 16:9, About 83.4 cm² rectangular area 2
  1. 1. DX900 2.8 in · 4:3 About 24.3 cm² rectangular area
  2. 2. Iris 550Q 5.5 in · 16:9 About 83.4 cm² rectangular area

Iris 550Q has approximately 243.5% more rectangular screen area than DX900.

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 by storage capacity and phone
StorageDX900Iris 550Q
4 GB Unknown 1 GB RAM
DX900: Original memory entry

128 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. DX900

NFC
See details Super AMOLED
Headphone jack
See details panorama
Memory card support
See details microSD (dedicated slot)

2. Iris 550Q

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD · up to 32 GB

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded capacity

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

  1. 1. DX9001530 mAh
  2. 2. Iris 550Q2600 mAh

    +1070 mAh versus DX900

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. DX9002. Iris 550Q

Everyday essentials
Everyday essentials
SpecificationDX900Iris 550Q
Dimensions (HxWxD)
  • 106 Х 60.5 Х 17 mm
  • 156 Х 77.8 Х 9.8 mm
Weight
  • 147 g
  • 177 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.8" inch
  • 5.5" inch
Screen resolution
  • 480 x 640 px
  • 720 x 1280 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB RAM
  • 256 MB ROM
  • 4 GB
  • 1 GB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 32 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 1530 mAh
  • Removable Li-Po
  • 2600 mAh
  • Li-Po
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 4.2 (Jelly Bean)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • Yes
Display
Display
SpecificationDX900Iris 550Q
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 83.4 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 37.9%
  • 68.7%
PPI /points per inch/
  • 286 PPI
  • 267 PPI
Camera and Video
Camera and Video
SpecificationDX900Iris 550Q
Rear camera, main
  • 3.15 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 8 MP
  • AF
Functions
  • Dual-LED flash
  • LED flash
  • panorama
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • VGA videocall camera
  • 2 MP
Performance
Performance
SpecificationDX900Iris 550Q
Processor CPU
  • 533 MHz Samsung S3C 6410
  • Quad-core 1.2 GHz
Graphics processor GPU Unknown
  • PowerVR SGX544
General specs
General specs
SpecificationDX900Iris 550Q
Release date
  • 2009
  • February
  • 2014
  • April
Colors
  • Black
  • Black
  • White
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 90 EUR
  • 150 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to10 h
  • Stand by time- Up to 500 h Talking time- Up to 10 h (2G) / Up to 5 h (3G)
Communication and Connectivity
Communication and Connectivity
SpecificationDX900Iris 550Q
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 GSM 900 / 1800 / 1900 - SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • SiRF Star III chipset
  • Yes
  • with A-GPS
USB
  • miniUSB
  • microUSB 2.0
Bluetooth
  • microUSB 2.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio
SpecificationDX900Iris 550Q
Radio
  • panorama
  • FM radio
  • recording
Others
  • Handwriting recognition
Unknown
Other features
Other features
SpecificationDX900Iris 550Q
Dop
  • Sensors Accelerometer Pocket Office -Voice memo -MP3 player Also known as Acer Tempo DX900
  • Acer Tempo X960
  • Sensors Accelerometer
  • proximity - For India

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