Which is better for a power outage?

The Streamlight Siege. It floats, survives drops, and runs on D cells you can store for years, with SOS and red modes that last hundreds of hours. The Fenix needs recharging, which is a problem in a long blackout.

The Fenix CL30R at 650 lumens versus 540 for the Siege. The gap is modest, but the Fenix also throws a wider beam rated to 115 feet.

Which lasts longer on a charge?

The Fenix claims up to 400 hours on low with its 18650 cells. The Siege reaches 295 hours on low and 430 in SOS mode on D cells, so both run for days at low output.

Is the Fenix worth stepping up to?

Yes if you camp often and want rechargeable power plus a phone backup. No if you want a set-and-forget emergency lantern that takes common batteries.

Can the Fenix charge my phone?

Yes. The CL30R works as a power bank over its USB port, which the Siege cannot do.

Which handles rain and cold better?

Both are waterproof, but the Siege floats and the Fenix does not. In cold weather the Fenix's cold-resistant compartment and Li-ion cells hold up better than alkaline D cells.

Streamlight Siege Lantern vs Fenix CL30R Lantern

The Fenix CL30R is the stronger lantern for most campers: brighter at 650 lumens, rechargeable, and it doubles as a power bank. The Streamlight Siege wins on simplicity and survival: it runs on common D cells, floats, and survives 2-meter drops, so it keeps working when charging isn't an option. Owners of both praise the build, but the Siege is the one to keep in a blackout kit and the CL30R is the one to carry on trips.

Choose the Streamlight Siege if you want a floatable, drop-rated lantern that runs on disposable D cells you can stock for emergencies.
Choose the Fenix CL30R if you want more light, built-in USB charging, and a lantern that can top up your phone.

Prices

Streamlight Siege Lantern: $23.48 at eBay (last seen Nov 9)
Fenix CL30R Lantern: $79.99 at eBay (last seen Nov 9)
Difference: the Streamlight Siege Lantern is $56.51 cheaper than the Fenix CL30R Lantern at the latest prices (Nov 9)

	Streamlight Siege Lantern	Fenix CL30R Lantern
Max brightness	540 lumens on high	650 lumens on high
Power source	Three D alkaline cells, sold separately	One to three 18650 Li-ion cells, included and rechargeable
Recharging	None; swap in fresh D cells	Micro-USB charging with battery level indicator
Water and impact	Waterproof and floats; survives 2-meter drops	IPX-7 waterproof but not rated to float
Extra function	Red night mode and SOS mode with very long runtime	Works as a power bank for other devices
Mounting	D-rings top and bottom for hanging or standing	1/4"-20 tripod socket plus hanging
Cold weather	Alkaline cells lose output in cold	Cold-resistant battery compartment
Size and weight	7.25 in tall, lighter without cells	5.4 in tall, 14.5 oz without batteries

Spec	Streamlight Siege Lantern	Fenix CL30R Lantern
Battery type	three “D” cell alkaline batteries (sold separat…	Up to three 18650 rechargeable Li-ion batteries…
White high output	540 lumens	—
White high runtime	30 hrs	—
White medium output	275 lumens	—
White medium runtime	70 hrs	—
White low output	55 lumens	—
White low runtime	295 hrs	—
Red high output	10 lumens	—
Red high runtime	235 hrs	—
SOS output	10 lumens	—
SOS runtime	430 hrs	—
Length	7.25 in. (18.41 cm)	—

Spec	Streamlight Siege Lantern	Fenix CL30R Lantern
Max output	—	650 lumens
Max beam distance	—	115 feet (35 meters)
Max runtime	—	400 hours
Lighting modes	—	5 brightness levels, and flashing
Color temperature	—	3800K
Height	—	5.4” (136mm)
Diameter	—	3.7” (93mm)
Weight	—	14.5 oz. (412g) excluding battery
Waterproof rating	—	IPX-7
Charging port

Streamlight Siege Lantern vs Fenix CL30R Lantern

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Streamlight Siege Lantern

Streamlight Siege Lantern vs Fenix CL30R Lantern

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Streamlight Siege Lantern

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Streamlight Siege Lantern

Streamlight Siege Lantern

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Streamlight Siege Lantern

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