T-Mobile Sidekick LX vs Xiaomi Redmi 6

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

    Redmi 6: 16 g lighter

    Sidekick LX:
    162 g
    Redmi 6:
    146 g
  • Width

    Sidekick LX: 11.5 mm narrower

    Sidekick LX:
    60 mm
    Redmi 6:
    71.5 mm
  • Screen diagonal

    Sidekick LX: 2.45 in smaller diagonal

    Sidekick LX:
    3 in
    Redmi 6:
    5.45 in
  • Rear camera layout

    Sidekick LX:
    Single
    Redmi 6:
    Dual
  • Depth

    Redmi 6: 13.7 mm thinner

    Sidekick LX:
    22 mm
    Redmi 6:
    8.3 mm
  • Height

    Sidekick LX: 18 mm shorter

    Sidekick LX:
    129.5 mm
    Redmi 6:
    147.5 mm

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. Sidekick LX

    Height:
    129.5 mm
    Width:
    60 mm
    Depth:
    22 mm +13.7 mm versus Redmi 6
  2. 2. Redmi 6

    Height:
    147.5 mm +18 mm versus Sidekick LX
    Width:
    71.5 mm +11.5 mm versus Sidekick LX
    Depth:
    8.3 mm

Weight

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

  1. 1. Sidekick LX

    162 g

    +16 g versus Redmi 6

  2. 2. Redmi 6

    146 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. Sidekick LX

    Screen diagonal:
    3 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    25.6 cm²
  2. 2. Redmi 6

    Screen diagonal:
    5.45 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    76.7 cm²

Redmi 6 has approximately 199.2% more rectangular screen area than Sidekick LX.

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.

Sidekick LX: Original memory entry

64 MB RAM · 64 MB ROM

Redmi 6: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 GB 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. Sidekick LX

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

2. Redmi 6

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. Sidekick LX

    1540 mAh

  2. 2. Redmi 6

    3000 mAh

    +1460 mAh versus Sidekick LX

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. Sidekick LX2. Redmi 6

Everyday essentials
Everyday essentials — specifications for Sidekick LX, Redmi 6.
SpecificationSidekick LXRedmi 6
Dimensions (HxWxD)
  • 129.5 Х 60 Х 22 mm
  • 147.5 Х 71.5 Х 8.3 mm
Weight
  • 162 g
  • 146 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3" inch
  • 5.45" inch
Screen resolution
  • 240 x 400 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB RAM
  • 64 MB ROM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1540 mAh
  • Removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Po
Operating system OS
  • Danger OS
  • Android 8.1 (Oreo); ; MIUI 9
Chipset Unknown
  • Mediatek MT6762 Helio P22 (12 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for Sidekick LX, Redmi 6.
SpecificationSidekick LXRedmi 6
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 25.6 cm2
  • 76.7 cm2
Screen format
  • 5:3 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 33.0%
  • 72.7%
PPI /points per inch/
  • 155 PPI
  • 295 PPI
Camera and Video
Camera and Video — specifications for Sidekick LX, Redmi 6.
SpecificationSidekick LXRedmi 6
Rear camera, main
  • 1.3 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 1.3 MP
  • 12 MP
  • f/2.2
  • 1.25 µm
  • PDAF -5 MP
  • 1.12 μm
  • depth sensor
Functions Unknown
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
Performance

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

Performance — specifications for Sidekick LX, Redmi 6.
SpecificationSidekick LXRedmi 6
Processor CPU Unknown
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU Unknown
  • PowerVR GE8320
Antutu 7 score * Unknown
  • 75482
GeekBench 4 Single Core * Unknown
  • 773
GeekBench 4 Multi-Core * Unknown
  • 3374
General specs
General specs — specifications for Sidekick LX, Redmi 6.
SpecificationSidekick LXRedmi 6
Release date
  • 2007
  • September
  • 2018
  • June
Colors
  • Black
  • Grey
  • Blue
  • Gold
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 160 EUR
  • 120 EUR
Battery life
  • Stand by time- Up to 96 h Talking time- Up to 6 h 50 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Sidekick LX, Redmi 6.
SpecificationSidekick LXRedmi 6
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed Unknown
  • HSPA
  • LTE
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • Proprietary
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.0
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.40 W/kg (head) 0.46 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Sidekick LX, Redmi 6.
SpecificationSidekick LXRedmi 6
Radio
  • No
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Sidekick LX, Redmi 6.
SpecificationSidekick LXRedmi 6
Dop
  • MP3/WMA audio player -MP4 player -Voice memo
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass