Motorola ROKR E2 vs Sony Xperia acro S

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

    ROKR E2: 42 g lighter

    ROKR E2:
    107 g
    Xperia acro S:
    149 g
  • Width

    ROKR E2: 16.5 mm narrower

    ROKR E2:
    49.5 mm
    Xperia acro S:
    66 mm
  • Screen diagonal

    ROKR E2: 2.3 in smaller diagonal

    ROKR E2:
    2 in
    Xperia acro S:
    4.3 in
  • Depth

    Xperia acro S: 6.1 mm thinner

    ROKR E2:
    18 mm
    Xperia acro S:
    11.9 mm
  • Height

    ROKR E2: 20 mm shorter

    ROKR E2:
    106 mm
    Xperia acro S:
    126 mm
  • Release year

    ROKR E2:
    2006
    Xperia acro S:
    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. ROKR E2

    Height:
    106 mm
    Width:
    49.5 mm
    Depth:
    18 mm +6.1 mm versus Xperia acro S
  2. 2. Xperia acro S

    Height:
    126 mm +20 mm versus ROKR E2
    Width:
    66 mm +16.5 mm versus ROKR E2
    Depth:
    11.9 mm

Weight

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

  1. 1. ROKR E2

    107 g

  2. 2. Xperia acro S

    149 g

    +42 g versus ROKR E2

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. ROKR E2

    Screen diagonal:
    2 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    12.4 cm²
  2. 2. Xperia acro S

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    51 cm²

Xperia acro S has approximately 311.5% more rectangular screen area than ROKR E2.

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 ROKR E2, Xperia acro S, compared at the same storage capacity.
StorageROKR E2Xperia acro S
11 GB Unknown 1 GB RAM
ROKR E2: Original memory entry

10 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. ROKR E2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details SD · up to 2 GB

2. Xperia acro S

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. ROKR E2

    850 mAh

  2. 2. Xperia acro S

    1900 mAh

    +1050 mAh versus ROKR E2

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. ROKR E22. Xperia acro S

Everyday essentials
Everyday essentials — specifications for ROKR E2, Xperia acro S.
SpecificationROKR E2Xperia acro S
Dimensions (HxWxD)
  • 106 Х 49.5 Х 18 mm
  • 126 Х 66 Х 11.9 mm
Weight
  • 107 g
  • 149 g
Technology
  • TFT
  • LED-backlit LCD
Screen size
  • 2" inch
  • 4.3" 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.
  • 10 MB
  • 11 GB
  • 1 GB RAM
Memory card support
  • SD
  • up to 2 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 850 mAh
  • Removable Li-Ion
  • 1900 mAh
  • Removable Li-Ion
Operating system OS
  • Linux
  • Android 2.3 (Gingerbread)
Chipset Unknown
  • Qualcomm MSM8660 Snapdragon S3
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for ROKR E2, Xperia acro S.
SpecificationROKR E2Xperia acro S
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 12.4 cm2
  • 51.0 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 23.6%
  • 61.3%
PPI /points per inch/
  • 200 PPI
  • 342 PPI
Screen protection Unknown
  • Scratch-resistant glass
Camera and Video
Camera and Video — specifications for ROKR E2, Xperia acro S.
SpecificationROKR E2Xperia acro S
Rear camera, main
  • 1.3 MP
  • Single
  • 12 MP
  • Single
Camera specs
  • 1.3 MP
  • 12 MP
  • AF
Functions
  • LED flash
  • LED flash
  • panorama
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 0 MP,
  • 1.3 MP
  • Single
Specifications Unknown
  • 1.3 MP
Performance

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

Performance — specifications for ROKR E2, Xperia acro S.
SpecificationROKR E2Xperia acro S
Processor CPU
  • 32-bit Intel XScale PXA270 312 MHz
  • Dual-core 1.5 GHz Scorpion
Graphics processor GPU Unknown
  • Adreno 220
Antutu 7 score * Unknown
  • 1345
GeekBench 4 RenderScript * Unknown
  • 311
General specs
General specs — specifications for ROKR E2, Xperia acro S.
SpecificationROKR E2Xperia acro S
Release date
  • 2006
  • January
  • 2012
  • May
Colors
  • Silver
  • Black
  • White
  • Black
  • Rouge
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
  • 280 EUR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 4 h 30 min
  • Stand by time- Up to 330 h Talking time- Up to 9 h 30 min Music play - Up to 26 h
Communication and Connectivity
Communication and Connectivity — specifications for ROKR E2, Xperia acro S.
SpecificationROKR E2Xperia acro S
SIM card
  • Mini-SIM
  • Micro-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed Unknown
  • HSPA 10.2/5.76 Mbps
  • EV-DO Rev.A 3.1 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 6
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
USB
  • miniUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • A2DP
  • 2.1
  • A2DP
  • EDR
Music and Audio
Music and Audio — specifications for ROKR E2, Xperia acro S.
SpecificationROKR E2Xperia acro S
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for ROKR E2, Xperia acro S.
SpecificationROKR E2Xperia acro S
Dop
  • MP4/MP3 player -iTAP -Voice memo -Voice dial -Organizer -Changeable covers
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Mobile FeliCa client -Digital TV and TV launcher -HDMI port -MP4/H.264/WMV player -MP3/eAAC+/WMA/WAV player -TrackID music recognition -Document viewer -Voice memo/dial/commands -Predictive text input - Water resistant - For Japan