alcatel OT-665 vs Karbonn Rebel

alcatel OT-665 vs Karbonn Rebel — full specifications compared side by side. The alcatel OT-665 launched in 2011; the Karbonn Rebel in 2026. Karbonn Rebel has the bigger battery — 7,000 mAh against 650 mAh.

alcatel OT-665: Specifications are still being confirmed — scores appear as data is verified.

Karbonn Rebel: Limited confirmed specifications — categories without real data are not scored.

alcatel OT-665

alcatel OT-665

alcatel · Phone

Full specs & details
Karbonn Rebel

Karbonn Rebel

Karbonn · Phone

5.7/ 10 — Below average

Full specs & details

Key highlights

Highlightalcatel OT-665Karbonn Rebel
Processor—MediaTek Helio G81
Display1.77″ · LCD (other)6.75″ · LCD (other) · 90 Hz
Main camera—50 MP
Battery650 mAh7,000 mAh · 18W charging
RAM / Storage—6GB / 128GB

Which is better?

  • Karbonn Rebel takes 2 of the 2 categories both phones are scored in.
  • Karbonn Rebel has the bigger battery — 7,000 mAh against 650 mAh.
  • Karbonn Rebel gives you the larger screen — 6.8 inches against 1.8 inches.

Category scores

Categoryalcatel OT-665Karbonn Rebel
Display4.65.0Better
Battery2.27.5Better
Audio6.5—
Performance—4.7
Camera—5.7
Software—6.0
Call Quality—6.2

Open the interactive comparisonRadar chart, winner highlights and a differences-only view.

Reasons to consider

Karbonn Rebel

  • Bigger battery (7,000 mAh vs 650 mAh)
  • Larger display (6.75″ vs 1.77″)

Full specifications side by side

Specificationalcatel OT-665Karbonn Rebel
Launch
Launch statusDiscontinuedAvailable
Release date20114 Nov 2026
Platform
CPU104 MHz—
OS—Android
OS version—Android 16
Chipset (as published)—MediaTek Helio G81
Memory
Card slotDedicated slot—
Memory variants (RAM/storage)—6 GB RAM + 128 GB
Display
Display size1.77″6.75″
Resolution128 × 160 pixels—
Panel typeLCD (other)LCD (other)
Refresh rate—90 Hz
Brightness (peak)—650 nits
Karbonn Rebel wins narrowly on Display (4.6 vs 5.0)
Battery
Battery capacity650 mAh7,000 mAh
Wired charging—18W
Karbonn Rebel wins clearly on Battery (2.2 vs 7.5)
Body & build
Dimensions96 × 48 × 16.8 mm—
Weight77 g—
SIMMini-SIM—
Colours—Blue, Gold, Silver
Connectivity
Wi-FiNone—
BluetoothBluetooth 2.1—
USBmicroUSB 2.0—
Audio
3.5mm jackYes—
Camera
Front cameras2 MP—
Rear cameras—50 MP
Network
Network technologies—2G, 3G, 4G
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