THE GREAT ALL-ROUNDER
The redesigned Suunto D4i comes in a range of fresh colors and with an all-new soft, comfortable silicone strap for that perfect fit. Lightweight and packed with handy features like freedive mode and optional wireless air integration, it’s got everything you need – wherever your diving may take you.
 PRODUCT HIGHLIGHTS
4 modes incl. freediving
Light weight
Optional wireless air integration
 
Bezel material:
Stainless steel
Glass material:
Mineral crystal
Case material:
Composite
Strap material:
Silicone
Weight
92 g / 3.25 oz
Water resistance
100 m (ISO 6425, EN 13319)
Battery life in time mode
2 years
Battery life 100 dives/year
1.5 years
Battery type
CR 2450
Time, date
  Yes
Alarm clock
1 daily alarm
Dual time
  Yes
Stopwatch timer
  Yes 
Languages
EN
Backlight
electro-luminescent
Configurable backlight
duration: off, 5, 10, 20, 30, 60 s
Display type
matrix
Display resolution
49 x 22
Battery indicator 
low battery indicator
Metric and imperial units
  Yes
 
 
Operating temperature
0° C to +40° C / +32° F to +104° F
Storage temperature
-20 ° C to +50 ° C / -4° F to +122° F
 
Maximum operating depth (EN 13319)
100 m
Nitrox (and air)
  Yes
Freedive
  Yes 
Gauge
  Yes 
Dive time
0 to 999 min
Surface time
0 to 99 h 59 min
No fly time
  Yes
Safety Stop
  Yes 
Deep Stop
  Yes 
Ascent time display
0 - 199 min (- - after 199)
CNS/OTU (OLF) calculation
   Yes
Wireless air integration
optional
Decompression model
SUUNTO RGBM
Personal adjustment 
0 - 2
Altitude adjustment
0 - 300 m / 300 -1500 m / 1500 - 3000 m
Gases
1 gas (Oxygen 21 - 50%)
Gas max pO2
1.2 - 1.6
Timer
  Yes
No-decompression planner
  Yes 
Logbook memory
~140 h (20 s sampling rate)
Logbook bookmarks
  Yes
Logbook sampling rates
10, 20, 30, 60 s (1, 2, 5 s freediving)
Dive History
lifetime