The NEMO Tempo 20 is a synthetic-insulated version of NEMO's Spoon-shaped bag, aimed at side sleepers who want the knee-and-elbow room of the down Riff line without down's cost or moisture sensitivity. ISO testing rates it to a comfort of -1°C and limit of -7°C, using 1202 g of Stratofiber synthetic fill inside a 50D recycled polyester shell and liner with C0 DWR treatment. At 1650 g total, its warmth-to-weight ratio of 4.2 and roughly 236 g per degree of comfort are well below the down bags in this range, expected for synthetic fill, which needs more material for the same warmth but keeps performing when damp and costs less to replace.
It compresses to 10.2 liters, larger than a comparable down bag, and includes only a stuff sack, no separate storage sack. A simple drawcord hood and single-direction left zipper keep the design straightforward, with an internal pocket for small items. Sized for users up to 198 cm - a practical choice for wet climates or budget-conscious trips rather than for hikers chasing the lowest pack weight.
Specifications
Color
Blue
Comfort Temperature
-1 °C
Limit Temperature
-7 °C
Temperature Rating Standard
EN/ISO 23537 tested
Season Rating
3-season
Total Weight
1650 g (3.64 lb)
Fill Weight
1202 g (2.65 lb)
Internal Length
198 cm (6.5 ft)
Packed Size ( Length x Diameter )
37 x 24 (1.2 x 9.4 ft)
Packed Volume
10.2 l (2.69 gal)
Insulation Type
Synthetic
Synthetic Insulation Name
Stratofiber™
Shape
Spoon
Zipper Side
Left
Zipper Length
Full length
Coupleable/Zip Together
✓
Shell Fabric
50D recycled polyester ripstop, C0 DWR
Liner Fabric
50D recycled polyester taffeta, C0 DWR
Water Resistance
DWR treated
Draft Collar
✓
Hood Type
Simple drawcord
Internal Pocket
✓
Stuff Sack Included
✓
Size Category
Regular
Maximum User Height
198 cm (6.5 ft)
Gender-Specific Fit
Men's specific
Recycled Materials
✓
PFC/PFAS Free
✓
Warmth-to-Weight Ratio f(x)
4.2 °C/kg
Fill Efficiency f(x)
0.58 °C/100g
Weight per Degree f(x)
235.7 g/°C
Bag Type
Mummy sleeping bag
Where to buy
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Category context Sleeping Bags (417 products)
Weight
Heavier end· mainstream zone 819–1420 g· ranked 358 of 418