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  3. S6600 Duo vs RugKing 2 Pro

Aligator S6600 Duo vs UleFone RugKing 2 Pro

What S6600 Duo does better (2) and where RugKing 2 Pro wins (5) — every spec side by side.

Aligator S6600 Duo
Aligator · 2025S6600 Duo
4.0Score
2 advantages≈ $130
vs
UleFone RugKing 2 Pro
UleFone · 2025RugKing 2 Pro
4.9Score
5 advantages≈ $140
Higher score
3.0Camera2.7
2.7Battery2.9
3.1Features6.0
Dimensions

Size comparison

S6600 DuoRugKing 2 Pro
76.7 × 166.39.680 × 15915.7
S6600 DuoRugKing 2 ProDifference
Height166.3 mm159 mm+7.3 mm
Width76.7 mm80 mm−3.3 mm
Thickness9.6 mm15.7 mm−6.1 mm

Drawn to the same scale from the official dimensions (front and side).

Why is S6600 Duo better than RugKing 2 Pro?

  1. Screen size6.6″ vs 5.4″+21%
  2. Thickness9.6 mm vs 15.7 mm+64%

Why is RugKing 2 Pro better than S6600 Duo?

  1. Storage (max)64 GB vs 128 GB2×
  2. NFCNo · S6600 Duo: Yes
  3. Battery capacity4,000 mAh vs 4,550 mAh+14%
  4. Storage (base)64 GB vs 128 GB2×
  5. Bluetooth4.2 vs 5+19%
Specifications

Side by side

Design
Weight—254 g
Thickness9.6 mm15.7 mm
Height166.3 mm159 mm
Width76.7 mm80 mm
Ingress protection—IP68
Water resistance (IPx)—IPx8
Glass protection—Corning Gorilla Glass 3
Colours—Black, Green, Orange
Display
Screen size6.6″5.4″
PanelFarb-DisplayIPS LCD
OLED panelNoNo
Resolution (width)720 px720 px
Resolution (height)1,600 px1,440 px
Pixel density—295 ppi
Refresh rate—90 Hz
Peak brightness—650 nits
Screen-to-body ratio—60.3%
Performance
ChipsetUnisoc SC9863AUnisoc T7250
Chip makerUnisocUnisoc
Process—12 nm
CPU cores—8
CPU frequency—1.8 GHz
GPU—Mali-G57 MP1
Memory
RAM4 GB4 GB
Storage (max)64 GB128 GB
Storage (base)64 GB128 GB
Storage type—UFS 2.1
Memory card slotYesYes
Camera
Main camera13 MP13 MP
Main camera aperture—f/2
Rear cameras11
Optical stabilisationNoNo
Ultra-wide cameraNoNo
Telephoto cameraNoNo
Max video—1080p
Selfie camera5 MP5 MP
4K selfie video—No
Battery
Battery capacity4,000 mAh4,550 mAh
Battery type—Li-Po
Wired charging—10 W
Wireless chargingNoNo
Connectivity
5GNoNo
eSIMNoNo
Dual SIMYesYes
Wi-Fi standard—Wi-Fi 5
Bluetooth4.25
NFCNoYes
USB—USB Type-C 2.0
USB version—2
Satellite navigationGPS, GALILEO, BDSGLONASS, GALILEO, BDS
Features
Stereo speakers—No
3.5 mm headphone jack—No
Fingerprint sensorYes—
SensorsfingerprintAccelerometer, proximity, compass
Software
OS at launchAndroid 14Android 15
PlatformAndroidAndroid
To compare: 0up to 4 models
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