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Home/Compare/Side by Side

Side-by-Side Comparison

Compare 2 Flashlights

Full specs, beam visualization, and scores compared. Best value in each row is highlighted. Toggle "Hide identical specs" to focus on differences.

Spec
SureFire M640 U-Pro

SureFire M640 U-Pro

1,000 lm18650
$279.99Buy on Amazon
NITECORE TM28

NITECORE TM28

6,000 lm18650
$269.95Buy on Amazon
Beam Pattern
▾Price & Scores2
Price$280$270
MSRP$280$300
▾Output & Beam7
Max Lumens1,000 lm6,000 lm
Sustained Lumens500 lm2,000 lm
Peak Candela16,000 cd108,000 cd
Beam Distance250 m655 m
Beam Patternhybridthrow
IP RatingIPX7IP68
Impact Resistance1.0 m1.5 m
▾Runtime3
Runtime (High)90 min60 min
Runtime (500lm)110 min90 min
Turbo Stepdown60 s20 s
▾Physical5
Weight184 g580 g
Length155 mm130 mm
Head Diameter25.4 mm60.0 mm
Body Diameter25.4 mm52.0 mm
Body MaterialAluminumAluminum
▾Battery & Charging6
Battery Type1865018650
Chargingnoneusb-c
USB-CNoNo
Replaceable BatteryYesYes
Battery IncludedNoNo
Rechargeable BatteryNoNo
▾Features7
Switch Typetailside
Strobe ModeNoNo
Memory ModeNoNo
LockoutNoNo
Moonlight ModeNoNo
Magnetic TailcapNoNo
Pocket ClipNoNo
▾Checklist9
Impact Resistant✓✓
Waterproof✓✓
USB-C Rechargeable✗✗
Battery Replaceable✓✓
Strobe Mode✗✗
Memory Mode✗✗
Lockout✗✗
Magnetic Tailcap✗✗
Pocket Clip✗✗
▾Category Scores5
Tactical Score51.769.9
EDC Score40.261.9
Value Score37.253.3
Throw Score57.386.3
Flood Score48.078.2
▾Amazon3
Amazon Reviews290152
Amazon Rating4.74.4
Release Year2,0222,018
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