How we scoreBlogAdvertise
html›body›main#compare1,338 models · updated Nov 10, 2026
  1. compoundsemi.com
  2. Compare
  3. Future T400FR vs MT21C

Ansmann Future T400FR vs Nitecore MT21C

What Future T400FR does better (0) and where MT21C wins (4) — every spec side by side.

Ansmann Future T400FR
Ansmann · 2018Future T400FR
4.6Score
0 advantages≈ $60
vs
Nitecore MT21C
Nitecore · 2018MT21C
7.4Score
4 advantages≈ $55
Higher score
3.7Brightness & throw4.1
3.0Battery & charging9.4
2.7Build & durability7.8
5.9Features5.9
Dimensions

Size comparison

Future T400FRMT21C
32 × 16825 × 131
Future T400FRMT21CDifference
Length / height168 mm131 mm+37 mm
Head diameter / width32 mm25 mm+7 mm

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

Why is Future T400FR better than MT21C?

Future T400FR has no measurable advantages in this pair.

Why is MT21C better than Future T400FR?

  1. Maximum output400 lm vs 1,000 lm2.5×
  2. Maximum runtime9 h vs 700 h77.8×
  3. Water protection (IPx)IPx4 vs IPx82×
  4. Beam distance (ANSI FL1)175 m vs 184 m+5%
Specifications

Side by side

Nitecore MT21CNitecore MT21C≈ $557.4
Light output
Maximum output400 lm1,000 lm
Peak beam intensity—8,460 cd
Beam distance (ANSI FL1)175 m184 m
Light sourceLEDLED
Adjustable focus (zoom)Yes—
LED & beam
LED emitter—Cree XP-L
LED maker—Cree
Number of LEDs11
Battery & charging
Battery18650 Li-ion18650 Li-ion
Maximum runtime9 h700 h
RechargeableYesYes
Battery level indicator—Yes
Also runs on AA/AAA/CR123A—Yes
Build & durability
Water protection (IPx)IPx4IPx8
Submersible to—2 m
Body material—Aluminium
Magnetic tail / base—Yes
Pocket clip—Yes
Size & weight
Length / height168 mm131 mm
Head diameter / width32 mm25 mm
Weight—104 g
Modes & features
Switch—Side switch
StrobeYesYes
SOS / beaconYesYes
ColoursBlackBlack
To compare: 0up to 4 models
Compare