Naturnest Sirius 1 Plus
#10 in Hard shellFull review
For small families on a budget who want a fast opening hard shell with power and a skylight.
Amazon $1,499$1,499
The Naturnest Sirius 1 Plus and the Naturnest Sirius 2 ABS are evenly matched, rated 3.5 and 3.4. The Naturnest Sirius 1 Plus leads on value and weight. The Naturnest Sirius 2 ABS wins on weather. The Naturnest Sirius 1 Plus costs $500 less ($1,499 vs $1,999).
Naturnest Sirius 2 ABS
#14 in Hard shellFull review
For families of three who want a hard shell that opens in seconds and unfolds to a long bed, at a mid range price.
Naturnest $1,999$1,999
Prices were last checked October 31, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Naturnest Sirius 1 Plus for value ($46.41 per sq ft of bed ($1,499, 32.3 sq ft) vs $63.41 per sq ft of bed ($1,999, 31.5 sq ft)) and weight (151.5 lb for 32.3 sq ft of bed (4.7 lb per sq ft) vs 165.1 lb for 31.5 sq ft of bed (5.2 lb per sq ft)).
- Choose the Naturnest Sirius 2 ABS for weather (3,000 mm waterproof rating, 4 season vs waterproof rating not published, 4 season).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every hard shell tent; a clear win is highlighted. How we rank explains each one.
| Factor weight | Naturnest Sirius 1 Plus | Naturnest Sirius 2 ABS |
|---|---|---|
| Overall rating | 3.5/5 | 3.4/5 |
| Value 30% | 100 $46.41 per sq ft of bed ($1,499, 32.3 sq ft) | 83 $63.41 per sq ft of bed ($1,999, 31.5 sq ft) |
| Weight 20% | 37 151.5 lb for 32.3 sq ft of bed (4.7 lb per sq ft) | 22 165.1 lb for 31.5 sq ft of bed (5.2 lb per sq ft) |
| Weather 20% | 62 waterproof rating not published, 4 season | 100 3,000 mm waterproof rating, 4 season |
| Comfort 15% | 40 2 in mattress, anti-condensation mat, skylight | 32 2 in mattress, anti-condensation mat |
| Warranty 15% | 0 1-year warranty | 0 1-year warranty |
Specifications
| Naturnest Sirius 1 Plus | Naturnest Sirius 2 ABS | |
|---|---|---|
| Sleeping | ||
| Shell | Hard shell | Hard shell |
| Opens | Folds out | Folds out |
| Sleeps | 3 | 3 |
| Mattress | 59.1 x 78.7 in | 57.1 x 79.5 in |
| Bed area | 32.3 sq ft | 31.5 sq ft |
| Mattress thickness | 2 in | 2 in |
| Anti-condensation mat | Yes | Yes |
| Skylights | 1 | - |
| Built-in lights | Yes | - |
| Weather | ||
| Fabric | 420D Oxford outer, 310 g polyester inner | 310 GSM poly-cotton canvas |
| Waterproof rating | - | 3,000 mm |
| Season rating | 4 season | 4 season |
| Annex | Optional | - |
| On the vehicle | ||
| Weight | 151.5 lb | 165.1 lb |
| Closed size | 63 x 48.8 x 11 in | 63 x 49 x 11 in |
| Open size | 82.7 x 63 x 47.7 in | 86.6 x 63 x 47 in |
| Closed height | 11 in | 11 in |
| Setup time (maker) | 0.5 min | 0.5 min |
| Warranty | 1 year | 1 year |