Valco Slim Twin S2 vs Valco Ultra Duo S2
The Slim Twin S2 is 3 lb lighter. The Slim Twin S2 lists for $100 less. The Ultra Duo S2 folds smaller (6.4 vs 7.2 cu ft).
Only the differences are shown.
| Valco Baby Slim Twin S2 | Valco Baby Ultra Duo S2 | |
|---|---|---|
| List price | $749.95Lowest price | $849.95 |
| Weight | 27 lbLightest | 30 lb |
| Folded size | 30 × 26 × 16 in7.2 cu ft | 31 × 27.5 × 13 in6.4 cu ftSmallest fold |
| Open size | 30 × 26 × 42 in | 32.5 × 27.5 × 42 in |
| Seat holds up to | 45 lb | 45 lb |
| Seat layout | Side by side | Side by side |
| Seats | 2 | 2 |
| Each seat holds up to | 45 lb | 45 lb |
| Open width | 26 in | 27.5 in |
| Infant car seats that fit | 1 infant car seat (adapter sold separately) | 1-2 infant car seats (adapter sold separately) |
| Seat setups | independent recline | reversible seats (parent- or world-facing), independent recline |
| Standing board or bench | No | No |
| From birth? | Yes, seat lies flat | Yes, seat lies flat |
| Newborn add-on | Near-flat recline with adjustable footrest 'built-in cocoon for newborns'; bassinet 'coming soon, sold separately'; 1 car seat via adapter | Near-flat recline with adjustable footrest 'built-in cocoon for newborns'; bassinet compatible; car seat(s) via adapter |
| Seat size | 11 in wide, 18 in seat back | 9 in wide, 17 in seat back |
| Seat recline | Near-flat | Near-flat |
| Seat faces you or the world | No | Yes |
| One-hand fold | Yes | Yes |
| Fits airline overhead bin | No | No |
| Converts to a double | No | No |
| Basket | 22 lb, Measures 24 x 9 x 23 in | 22 lb, Measures 25 x 9 x 24 in |
| Car seats | Fits 1 infant car seat with an adapter sold separately | Fits 1 or 2 infant car seats with adapters sold separately |
| Car seat adapters | Valco car seat adapter (sold separately) | Valco car seat adapter (sold separately) |
| Folds with the seat on | Not listed | Yes |
| Warranty | 1 year | 1 year |
| Handlebar height | 42 in | 42 in |
| Wheels and suspension | Infinity wheels with built-in suspension | Infinity wheels with built-in suspension |
| Canopy | Two-stage extension, UPF 50+, magnetic peek-a-boo window | Three-stage extended, UPF 50+, magnetic peek-a-boo window |
Valco Slim Twin S2
A slim side-by-side double that fits through standard doorways and folds with one hand.
- One-hand compact fold with carry strap
- Independent near-flat recline
- Basket holds up to 22 lb
- Takes one infant car seat, not two
- Car seat adapter sold separately
Valco Ultra Duo S2
A side-by-side double with reversible seats, built to fold small enough for a car trunk.
- Seats face either direction
- Independent near-flat recline
- Folds with both seats attached, facing either way
- Heavy for a double at 30 lb
- Car seat adapters sold separately
Slim Twin S2 or Ultra Duo S2?
Answers come from each maker's published specs. Safety and health questions link to the agency or medical source.
Which is lighter, the Slim Twin S2 or the Ultra Duo S2?
The Valco Slim Twin S2 weighs 27 lb, 3 lb less than the Valco Ultra Duo S2 (30 lb).
Which folds smaller, the Slim Twin S2 or the Ultra Duo S2?
The Ultra Duo S2 folds to about 6.4 cubic feet, versus 7.2 for the Slim Twin S2.
Is the Slim Twin S2 cheaper than the Ultra Duo S2?
Yes. The Slim Twin S2 lists for $749.95 and the Ultra Duo S2 for $849.95, a $100 difference. Sale prices change often.
Can both be used from birth?
Slim Twin S2: Yes, seat lies flat. Ultra Duo S2: Yes, seat lies flat.
Which one lasts longer?
Both seats hold up to 45 lb.
Still wondering? Write to us at hello@cribpicks.com and we'll look it up.


