T-Mobile MDA Compact IV vs Xolo Era 4K

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.

  • Width

    MDA Compact IV: 19.8 mm narrower

    MDA Compact IV:
    52 mm
    Era 4K:
    71.8 mm
  • Screen diagonal

    MDA Compact IV: 2.2 in smaller diagonal

    MDA Compact IV:
    2.8 in
    Era 4K:
    5 in
  • Chipset

    MDA Compact IV:
    Qualcomm MSM7201A
    Era 4K:
    Mediatek MT6735P (28 nm)
  • Depth

    Era 4K: 2.8 mm thinner

    MDA Compact IV:
    12 mm
    Era 4K:
    9.2 mm
  • Height

    MDA Compact IV: 33 mm shorter

    MDA Compact IV:
    110 mm
    Era 4K:
    143 mm
  • Release year

    MDA Compact IV:
    2008
    Era 4K:
    2016

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. MDA Compact IV

    Height:
    110 mm
    Width:
    52 mm
    Depth:
    12 mm +2.8 mm versus Era 4K
    Weight:
    98 g
  2. 2. Era 4K

    Height:
    143 mm +33 mm versus MDA Compact IV
    Width:
    71.8 mm +19.8 mm versus MDA Compact IV
    Depth:
    9.2 mm
    Weight:
    Unknown

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. MDA Compact IV

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

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

Era 4K has approximately 183.9% more rectangular screen area than MDA Compact IV.

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 MDA Compact IV, Era 4K, compared at the same storage capacity.
StorageMDA Compact IVEra 4K
8 GB Unknown 2 GB RAM
MDA Compact IV: Original memory entry

4 GB · 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. MDA Compact IV

NFC:
Unknown
Headphone jack:
No
Memory card support:
No

2. Era 4K

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 battery capacity

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

  1. 1. MDA Compact IV

    900 mAh

  2. 2. Era 4K

    4000 mAh

    +3100 mAh versus MDA Compact IV

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. MDA Compact IV2. Era 4K

Everyday essentials
Everyday essentials — specifications for MDA Compact IV, Era 4K.
SpecificationMDA Compact IVEra 4K
Dimensions (HxWxD)
  • 110 Х 52 Х 12 mm
  • 143 Х 71.8 Х 9.2 mm
Weight
  • 98 g
  • 0 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.8" inch
  • 5" inch
Screen resolution
  • 480 x 640 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 128 MB RAM
  • 256 MB ROM
  • 8 GB
  • 2 GB RAM
Memory card support
  • No
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 900 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 5.1.1 (Lollipop)
Chipset
  • Qualcomm MSM7201A
  • Mediatek MT6735P (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for MDA Compact IV, Era 4K.
SpecificationMDA Compact IVEra 4K
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 68.9 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 42.4%
  • 67.1%
PPI /points per inch/
  • 286 PPI
  • 294 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for MDA Compact IV, Era 4K.
SpecificationMDA Compact IVEra 4K
Rear camera, main
  • 3.15 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 8 MP
  • AF
  • f/2.0
Functions Unknown
  • Dual-LED flash
  • panorama
  • HDR
Video
  • CIF@30fps
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA videocall camera
  • 5 MP
  • f/2.2
Performance
Performance — specifications for MDA Compact IV, Era 4K.
SpecificationMDA Compact IVEra 4K
Processor CPU
  • 528 MHz ARM 11
  • Quad-core 1.0 GHz Cortex-A53
Graphics processor GPU
  • Adreno 130
  • Mali-T720MP2
General specs
General specs — specifications for MDA Compact IV, Era 4K.
SpecificationMDA Compact IVEra 4K
Release date
  • 2008
  • May
  • 2016
  • February
Colors
  • Black
  • Blue
  • White
Battery life
  • Stand by time- Up to 285 h Talking time- Up to 5 h 30 min
  • Stand by time- Up to 624 h (2G) / Up to 528 h (3G) Talking time- Up to 32 h (2G) / Up to 17 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for MDA Compact IV, Era 4K.
SpecificationMDA Compact IVEra 4K
SIM card
  • Mini-SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800)
  • 40(2300)
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • miniUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 1.33 W/kg (head) 1.44 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for MDA Compact IV, Era 4K.
SpecificationMDA Compact IVEra 4K
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others
  • TouchFLO 3D finger swipe navigation -Handwriting recognition
Unknown
Other features
Other features — specifications for MDA Compact IV, Era 4K.
SpecificationMDA Compact IVEra 4K
Dop
  • Sensors Accelerometer Pocket Office -Voice memo -MP3 player -Predictive text input
  • Sensors Accelerometer
  • proximity - For India