Motorola U9 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

    U9: 36.3 g lighter

    U9:
    87.5 g
    Galaxy Ace 4:
    123.8 g
  • Width

    U9: 14.3 mm narrower

    U9:
    48.6 mm
    Galaxy Ace 4:
    62.9 mm
  • Screen diagonal

    U9: 2 in smaller diagonal

    U9:
    2 in
    Galaxy Ace 4:
    4 in
  • Depth

    Galaxy Ace 4: 5.6 mm thinner

    U9:
    16.4 mm
    Galaxy Ace 4:
    10.8 mm
  • Height

    U9: 31.4 mm shorter

    U9:
    90 mm
    Galaxy Ace 4:
    121.4 mm
  • Release year

    U9:
    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. U9

    Height:
    90 mm
    Width:
    48.6 mm
    Depth:
    16.4 mm +5.6 mm versus Galaxy Ace 4
  2. 2. Galaxy Ace 4

    Height:
    121.4 mm +31.4 mm versus U9
    Width:
    62.9 mm +14.3 mm versus U9
    Depth:
    10.8 mm

Weight

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

  1. 1. U9

    87.5 g

  2. 2. Galaxy Ace 4

    123.8 g

    +36.3 g versus U9

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. U9

    Screen diagonal:
    2 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    12.4 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 267.6% more rectangular screen area than U9.

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.

U9: Original memory entry

25 MB

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. U9

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (dedicated slot)

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.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. U92. Galaxy Ace 4

Everyday essentials
Everyday essentials — specifications for U9, Galaxy Ace 4.
SpecificationU9Galaxy Ace 4
Dimensions (HxWxD)
  • 90 Х 48.6 Х 16.4 mm
  • 121.4 Х 62.9 Х 10.8 mm
Weight
  • 87.5 g
  • 123.8 g
Technology
  • TFT
  • TFT
Screen size
  • 2" 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.
  • 25 MB
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Linux / Java-based MOTOMAGX
  • Android 4.4.2 (KitKat)
Headphone jack
  • No
  • Yes
Display
Display — specifications for U9, Galaxy Ace 4.
SpecificationU9Galaxy Ace 4
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 12.4 cm2
  • 45.5 cm2
Screen format
  • 4:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 28.3%
  • 59.6%
PPI /points per inch/
  • 200 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for U9, Galaxy Ace 4.
SpecificationU9Galaxy Ace 4
Rear camera, main
  • 2 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 2 MP
  • 5 MP
  • AF
Functions Unknown
  • LED flash
  • panorama
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA
Performance

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

Performance — specifications for U9, Galaxy Ace 4.
SpecificationU9Galaxy Ace 4
Processor CPU Unknown
  • Dual-core 1.0 GHz
Antutu 7 score * Unknown
  • 14156
General specs
General specs — specifications for U9, Galaxy Ace 4.
SpecificationU9Galaxy Ace 4
Release date
  • 2007
  • October
  • 2014
  • June
Colors
  • Pink
  • Purple
  • Iris Charcoal
  • Classic White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 220 EUR
Battery life
  • Stand by time- Up to 350 h Talking time- Up to 7 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 U9, Galaxy Ace 4.
SpecificationU9Galaxy Ace 4
SIM card
  • Mini-SIM
  • Micro-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed Unknown
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
USB
  • 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 1.36 W/kg (head) 0.56 W/kg (body) SAR EU - 1.02 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for U9, Galaxy Ace 4.
SpecificationU9Galaxy Ace 4
Radio
  • No
  • FM radio
Others
  • Second external OLED
  • 65K colors display (128 x 160 pixels) -Touch sensitive music keys -Downloadable wallpapers
  • screensavers
Unknown
Other features
Other features — specifications for U9, Galaxy Ace 4.
SpecificationU9Galaxy Ace 4
Dop
  • MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player -iTap -Organizer -Voice command -Voice memo
  • Sensors Accelerometer