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  3. Life SL3 vs SJ4000 Dual Screen

Patona Life SL3 vs SJCAM SJ4000 Dual Screen

What Life SL3 does better (2) and where SJ4000 Dual Screen wins (1) — every spec side by side.

Patona Life SL3
Patona · 2026Life SL3
5.4Score
2 advantages≈ $60
vs
SJCAM SJ4000 Dual Screen
SJCAM · 2023SJ4000 Dual Screen
5.8Score
1 advantage≈ $45
Higher score
2.5Video4.9
2.6Photo6.6
8.6Ruggedness4.2

Why is Life SL3 better than SJ4000 Dual Screen?

  1. Waterproof without case30 m vs 0 m
  2. Battery capacity1,000 mAh vs 900 mAh+11%

Why is SJ4000 Dual Screen better than Life SL3?

  1. Max field of view140° vs 170°+21%
Specifications

Side by side

Patona Life SL3Patona Life SL3≈ $605.4
Design & durability
Weight60 g—
Width—29.8 mm
Height—59.2 mm
Depth—41 mm
Waterproof without case30 m0 m
Waterproof with housing—30 m
Min operating temperature-10 °C—
Max operating temperature55 °C—
Video
Max video resolution4K4K
4K frame rate (max)—30 fps
Max frame rate (slow motion)—120 fps
H.265 / HEVCYesYes
Timelapse / hyperlapseYesYes
Sensor & photo
Sensor size1/3.2"—
Sensor size (optical format)0.31″—
Photo resolution16 MP16 MP
Max field of view140°170°
Screens
Front screen—Yes
Main screen size2″—
Touchscreen—Yes
Audio
External microphone supportYesYes
Battery
Battery capacity1,000 mAh900 mAh
Connectivity
Wi-FiYesYes
Webcam mode—Yes
Storage & features
microSD card slotYesYes
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