O2 XDA Stellar vs Samsung Galaxy Ace 4

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 Ace 4: 66.2 g lighter

    XDA Stellar:
    190 g
    Galaxy Ace 4:
    123.8 g
  • Width

    XDA Stellar: 3.9 mm narrower

    XDA Stellar:
    59 mm
    Galaxy Ace 4:
    62.9 mm
  • Screen diagonal

    XDA Stellar: 1.2 in smaller diagonal

    XDA Stellar:
    2.8 in
    Galaxy Ace 4:
    4 in
  • Depth

    Galaxy Ace 4: 7.8 mm thinner

    XDA Stellar:
    18.6 mm
    Galaxy Ace 4:
    10.8 mm
  • Height

    XDA Stellar: 9.4 mm shorter

    XDA Stellar:
    112 mm
    Galaxy Ace 4:
    121.4 mm
  • Release year

    XDA Stellar:
    2007
    Galaxy Ace 4:
    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. XDA Stellar

    Height:
    112 mm
    Width:
    59 mm
    Depth:
    18.6 mm +7.8 mm versus Galaxy Ace 4
  2. 2. Galaxy Ace 4

    Height:
    121.4 mm +9.4 mm versus XDA Stellar
    Width:
    62.9 mm +3.9 mm versus XDA Stellar
    Depth:
    10.8 mm

Weight

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

  1. 1. XDA Stellar

    190 g

    +66.2 g versus Galaxy Ace 4

  2. 2. Galaxy Ace 4

    123.8 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. XDA Stellar

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. Galaxy Ace 4

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

Galaxy Ace 4 has approximately 87.6% more rectangular screen area than XDA Stellar.

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.

XDA Stellar: Original memory entry

128 MB RAM · 256 MB ROM

Galaxy Ace 4: Original memory entry

4 GB · 512 MB RAM

Practical features

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

1. XDA Stellar

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD

2. Galaxy Ace 4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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. XDA Stellar

    1350 mAh

  2. 2. Galaxy Ace 4

    1500 mAh

    +150 mAh versus XDA Stellar

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. XDA Stellar2. Galaxy Ace 4

Everyday essentials
Everyday essentials — specifications for XDA Stellar, Galaxy Ace 4.
SpecificationXDA StellarGalaxy Ace 4
Dimensions (HxWxD)
  • 112 Х 59 Х 18.6 mm
  • 121.4 Х 62.9 Х 10.8 mm
Weight
  • 190 g
  • 123.8 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 4" inch
Screen resolution
  • 240 x 320 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB RAM
  • 256 MB ROM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1350 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.0 Professional
  • Android 4.4.2 (KitKat)
Chipset
  • Qualcomm MSM7200
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for XDA Stellar, Galaxy Ace 4.
SpecificationXDA StellarGalaxy Ace 4
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 45.5 cm2
Screen format
  • 4:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 36.7%
  • 59.6%
PPI /points per inch/
  • 143 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for XDA Stellar, Galaxy Ace 4.
SpecificationXDA StellarGalaxy Ace 4
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 5 MP
  • AF
Functions Unknown
  • LED flash
  • panorama
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA videocall camera
  • VGA
Performance

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

Performance — specifications for XDA Stellar, Galaxy Ace 4.
SpecificationXDA StellarGalaxy Ace 4
Processor CPU
  • 400 MHz ARM 11
  • Dual-core 1.0 GHz
Graphics processor GPU
  • Adreno 130
Unknown
Antutu 7 score * Unknown
  • 14156
General specs
General specs — specifications for XDA Stellar, Galaxy Ace 4.
SpecificationXDA StellarGalaxy Ace 4
Release date
  • 2007
  • November
  • 2014
  • June
Colors
  • Silver
  • Iris Charcoal
  • Classic White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 220 EUR
Battery life
  • Stand by time- Up to 365 h Talking time- Up to 5 h
  • Talking time- Up to 11 h (3G) Music play - Up to 53 h
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for XDA Stellar, Galaxy Ace 4.
SpecificationXDA StellarGalaxy Ace 4
SIM card
  • Mini-SIM
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for XDA Stellar, Galaxy Ace 4.
SpecificationXDA StellarGalaxy Ace 4
Radio
  • No
  • FM radio
Others
  • Handwriting recognition
Unknown
Other features
Other features — specifications for XDA Stellar, Galaxy Ace 4.
SpecificationXDA StellarGalaxy Ace 4
Dop
  • Pocket Office -Business card reader -Voice memo -Media Player 10 HTC Kaiser platform
  • Sensors Accelerometer