Ranking and explaining all the items, tools & vehicles found in Subnautica and Below Zero, combining subjective opinions and in-game tricks I've discovered over the years.

00:00 Intro
00:21 Repulsion Cannon
00:53 Habitat Builder
01:16 Still Suit
01:52 Seaglide (+ hot key trick)
02:55 Cold Suit
03:18 Bonus Item
03:32 Mineral Detector
04:35 Thumper
05:09 Ultra Glide Fins (Swimming speed explained)
06:46 Swim Charge Fins (+ battery trick)
08:13 P.R.A.W.N. Suit
08:40 Flashlight
09:16 Propulsion Cannon
09:38 Survival Knife
10:04 Air Bladder
10:40 Compass
11:02 Reinforced Dive Suit
11:29 Light Stick
11:54 Grav Trap
12:25 Air Pump/Pipes
12:56 Repair Tool
13:17 Laser Cutter
13:48 Cyclops
14:15 Medkit
14:40 Seatruck
16:04 Spy Pengling
16:46 Booster Tank
17:22 High/Ultra High Capacity Tanks (+ speed penalties)
18:05 Lightweight High Capacity Tank
18:57 Rebreather
19:45 Seaglide
20:05 Flare
20:39 Thermal Blade (+ knife damage info)
21:37 Radiation Suit
21:42 Fire Extinguisher
22:03 Pathfinder
22:44 Stasis Rifle
23:25 Tether Tool
24:58 Scanner
25:03 Outro