BLU Tango vs T-Mobile Sidekick 4G

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

    Tango: 68 g lighter

    Tango:
    94 g
    Sidekick 4G:
    162 g
  • Width

    Tango: 6 mm narrower

    Tango:
    55 mm
    Sidekick 4G:
    61 mm
  • Screen diagonal

    Tango: 0.7 in smaller diagonal

    Tango:
    2.8 in
    Sidekick 4G:
    3.5 in
  • Depth

    Tango: 2 mm thinner

    Tango:
    13 mm
    Sidekick 4G:
    15 mm
  • Height

    Tango: 28.3 mm shorter

    Tango:
    98.7 mm
    Sidekick 4G:
    127 mm
  • Release year

    Tango:
    2010
    Sidekick 4G:
    2011

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. Tango

    Height:
    98.7 mm
    Width:
    55 mm
    Depth:
    13 mm
  2. 2. Sidekick 4G

    Height:
    127 mm +28.3 mm versus Tango
    Width:
    61 mm +6 mm versus Tango
    Depth:
    15 mm +2 mm versus Tango

Weight

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

  1. 1. Tango

    94 g

  2. 2. Sidekick 4G

    162 g

    +68 g versus Tango

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. Tango

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

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

Sidekick 4G has approximately 43.6% more rectangular screen area than Tango.

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.

Tango: Original memory entry

512 MB · 256 MB RAM

Sidekick 4G: Original memory entry

1 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. Tango

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 16 GB (dedicated slot) · 2 GB included

2. Sidekick 4G

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 GB included

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. Tango

    1200 mAh

  2. 2. Sidekick 4G

    1500 mAh

    +300 mAh versus Tango

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. Tango2. Sidekick 4G

Everyday essentials
Everyday essentials — specifications for Tango, Sidekick 4G.
SpecificationTangoSidekick 4G
Dimensions (HxWxD)
  • 98.7 Х 55 Х 13 mm
  • 127 Х 61 Х 15 mm
Weight
  • 94 g
  • 162 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 3.5" 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.
  • 512 MB
  • 256 MB RAM
  • 1 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 16 GB (dedicated slot)
  • 2 GB included
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 2.2 (Froyo)
Chipset
  • Qualcomm MSM7227 Snapdragon S1
  • Hummingbird
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Tango, Sidekick 4G.
SpecificationTangoSidekick 4G
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 24.3 cm2
  • 34.9 cm2
Screen format
  • 4:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 44.7%
  • 45.0%
PPI /points per inch/
  • 143 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for Tango, Sidekick 4G.
SpecificationTangoSidekick 4G
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • 3.15 MP
  • AF
Video
  • 320p@15fps
  • 480p@30fps
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA
Performance
Performance — specifications for Tango, Sidekick 4G.
SpecificationTangoSidekick 4G
Processor CPU
  • 600 MHz ARM 11
  • 1.0 GHz Cortex-A8
Graphics processor GPU
  • Adreno 200
  • PowerVR SGX540
General specs
General specs — specifications for Tango, Sidekick 4G.
SpecificationTangoSidekick 4G
Release date
  • 2010
  • September
  • 2011
  • March
Colors
  • Black
  • White
  • Red
  • Matte Black
  • Pearl magenta
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 100 EUR
  • 310 EUR
Battery life
  • Stand by time- Up to 500 h (2G) / Up to 500 h (3G) Talking time- Up to 12 h (2G) / Up to 6 h (3G)
  • Stand by time- Up to 456 h Talking time- Up to 6 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for Tango, Sidekick 4G.
SpecificationTangoSidekick 4G
SIM card
  • Mini-SIM
  • Mini-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 7.2/5.76 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • 3.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.34 W/kg (head) 0.96 W/kg (body)
Music and Audio
Music and Audio — specifications for Tango, Sidekick 4G.
SpecificationTangoSidekick 4G
Radio
  • Stereo FM radio
  • RDS
  • Nо
Other features
Other features — specifications for Tango, Sidekick 4G.
SpecificationTangoSidekick 4G
Dop
  • Sensors Accelerometer
  • compass - MP3/AAC/AAC+/eAAC+/AMR-NB/AMR-WB/MIDI/PCM/WMA -MP4/H.264/WMV player -Predictive text input
  • Sensors Accelerometer
  • proximity - T-Mobile TV -MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -ThinkFree Office document editor
  • PDF viewer -Voice memo -Predictive text input - Optical trackpad - Also known as T-Mobile T839 Sidekick 4G