T-Mobile Sidekick 4G vs vivo V11 (V11 Pro): specs comparison

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

V11 (V11 Pro): 6 g lighter

Sidekick 4G:

162 g

V11 (V11 Pro):

156 g
Width

Sidekick 4G: 14 mm narrower

Sidekick 4G:

61 mm

V11 (V11 Pro):

75 mm
Screen diagonal

Sidekick 4G: 2.91 in smaller diagonal

Sidekick 4G:

3.5 in

V11 (V11 Pro):

6.41 in
Rear camera layout

Sidekick 4G:

Single

V11 (V11 Pro):

Dual
Depth

V11 (V11 Pro): 7.1 mm thinner

Sidekick 4G:

15 mm

V11 (V11 Pro):

7.9 mm
Height

Sidekick 4G: 30.9 mm shorter

Sidekick 4G:

127 mm

V11 (V11 Pro):

157.9 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. Sidekick 4G

Height:

127 mm
Width:

61 mm
Depth:

15 mm +7.1 mm versus V11 (V11 Pro)
2. V11 (V11 Pro)

Height:

157.9 mm +30.9 mm versus Sidekick 4G
Width:

75 mm +14 mm versus Sidekick 4G
Depth:

7.9 mm

Weight

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

1. Sidekick 4G

162 g

+6 g versus V11 (V11 Pro)
2. V11 (V11 Pro)

156 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. Sidekick 4G

Screen diagonal:

3.5 in

Aspect ratio (height:width):

5:3

Approximate rectangular screen area:

34.9 cm²
2. V11 (V11 Pro)

Screen diagonal:

6.41 in

Aspect ratio (height:width):

19.5:9

Approximate rectangular screen area:

100.9 cm²

V11 (V11 Pro) has approximately 189.3% more rectangular screen area than Sidekick 4G.

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 Sidekick 4G, V11 (V11 Pro), compared at the same storage capacity.
Storage	Sidekick 4G	V11 (V11 Pro)
64 GB	Unknown	6 GB RAM
128 GB	Unknown	6 GB 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. Sidekick 4G

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

2. V11 (V11 Pro)

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. Sidekick 4G

1500 mAh
2. V11 (V11 Pro)

3400 mAh

+1900 mAh versus Sidekick 4G

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 4G2. V11 (V11 Pro)

Everyday essentials

Everyday essentials — specifications for Sidekick 4G, V11 (V11 Pro).
Specification	Sidekick 4G	V11 (V11 Pro)
Dimensions (HxWxD)	127 Х 61 Х 15 mm	157.9 Х 75 Х 7.9 mm
Weight	162 g	156 g
Technology	TFT	Super AMOLED
Screen size	3.5" inch	6.41" inch
Screen resolution	480 x 800 px	1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	1 GB 512 MB RAM	64/128 GB 6 GB RAM
Memory card support	microSD up to 32 GB (dedicated slot) 2 GB included	microSD up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.	1500 mAh Removable Li-Ion	3400 mAh Non-removable Li-Po
Operating system OS	Android 2.2 (Froyo)	Android 8.1 (Oreo); Funtouch 4.5
Chipset	Hummingbird	Qualcomm SDM660 Snapdragon 660 (14 nm)
Headphone jack	Yes	Yes

Display

Display — specifications for Sidekick 4G, V11 (V11 Pro).
Specification	Sidekick 4G	V11 (V11 Pro)
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	34.9 cm2	100.9 cm2
Screen format	5:3 (height:width)	19.5:9 (height:width)
Screen to body ratio	45.0%	85.2%
PPI /points per inch/	267 PPI	402 PPI

Camera and Video

Camera and Video — specifications for Sidekick 4G, V11 (V11 Pro).
Specification	Sidekick 4G	V11 (V11 Pro)
Rear camera, main	3.15 MP Single	12 MP Dual
Camera specs	3.15 MP AF	12 MP f/1.8 1/2.8'' dual pixel PDAF -5 MP f/2.4 depth sensor
Functions	Unknown	HDR
Video	480p@30fps	1080p@30fps
Front camera, selfie	0.3 MP Single	25 MP Single
Specifications	VGA	25 MP f/2.0 1/2.8'' 0.9μm

Performance

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

Performance — specifications for Sidekick 4G, V11 (V11 Pro).
Specification	Sidekick 4G	V11 (V11 Pro)
Processor CPU	1.0 GHz Cortex-A8	Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Graphics processor GPU	PowerVR SGX540	Adreno 512
Antutu 7 score *	Unknown	134722

General specs

General specs — specifications for Sidekick 4G, V11 (V11 Pro).
Specification	Sidekick 4G	V11 (V11 Pro)
Release date	2011 March	2018 September
Colors	Matte Black Pearl magenta	Starry Night Dazzling Gold Nebula Supernova Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	310 EUR	350 EUR
Battery life	Stand by time- Up to 456 h Talking time- Up to 6 h 30 min	Unknown
Body build	Unknown	plastic frame glass body

Communication and Connectivity

Communication and Connectivity — specifications for Sidekick 4G, V11 (V11 Pro).
Specification	Sidekick 4G	V11 (V11 Pro)
SIM card	Mini-SIM	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100) 3(1800) 5(850) 7(2600) 8(900) 38(2600) 40(2300) 41(2500)
Speed	HSPA 7.2/5.76 Mbps	HSPA 42.2/5.76 Mbps LTE-A (2CA) Cat6 300/50 Mbps
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n DLNA hotspot	Wi-Fi 802.11 a/b/g/n/ac dual-band WiFi Direct hotspot
GPS	Yes with A-GPS	Yes with A-GPS GLONASS BDS
USB	microUSB 2.0	microUSB 2.0 USB On-The-Go
Bluetooth	3.0 A2DP	5.0 A2DP LE EDR
Harmful irradiation	SAR - 0.34 W/kg (head) 0.96 W/kg (body)	Unknown

Music and Audio

Music and Audio — specifications for Sidekick 4G, V11 (V11 Pro).
Specification	Sidekick 4G	V11 (V11 Pro)
Radio	Nо	FM radio
Others	Unknown	Active noise cancellation with dedicated mic

Other features

Other features — specifications for Sidekick 4G, V11 (V11 Pro).
Specification	Sidekick 4G	V11 (V11 Pro)
Dop	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	Sensors Fingerprint (under display) accelerometer proximity compass - Fast battery charging 18W - Also known as Vivo V11 Pro in India; Vivo X21s

T-Mobile Sidekick 4G vs vivo V11 (V11 Pro)