OiOi Mini Signature vs Signature Nappy Backpack: Which Size Is Right for You?
Choosing the right nappy backpack often comes down to one thing: how much space you really need — and how you like to pack. The OiOi Mini Signature Nappy Backpack and the OiOi Signature Nappy Backpack (Original Size) share the same thoughtful design DNA, but they’re made for different lifestyles.
Quick overview: The Mini Signature has a 13L capacity with three insulated pockets (one large front pocket and two side bottle pockets). The Signature Nappy Backpack offers a larger 20L capacity, includes a key clip, and comes with four bonus accessories.
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Watch: Mini vs Signature (Side-by-Side)
If you’re deciding between sizes, this video is the fastest way to get clarity. See the Mini Signature and the original Signature Nappy Backpack side by side, including size, insulated pockets and what fits inside each bag.
At a Glance: Mini Signature vs Signature Nappy Backpack
| Feature | Mini Signature | Signature Backpack (Original) |
|---|---|---|
| Capacity | 13 litres | 20 litres |
| Insulated pockets | 3 (1 front + 2 side) | 2 (side bottle pockets) |
| Key clip | No | Yes |
| Bonus accessories | No | Yes (4 included) |
| Laptop fit | Up to 13-inch | Up to 15-inch |
1) Size & Capacity
The Mini Signature Nappy Backpack has a 13L capacity, making it ideal for minimalist parents or those who prefer a lighter, more compact bag.
The Signature Nappy Backpack (Original) offers a 20L capacity, giving you more room for longer days out, multiple children, or using your bag for both work and baby essentials.
2) Insulated Pockets & Outside Access
Mini Signature: 3 insulated pockets
- 1 large insulated front pocket (great for snacks or pouches)
- 2 insulated side bottle pockets
Signature Backpack (Original): 2 insulated pockets
- 2 insulated side bottle pockets
- Front pocket designed for quick-access storage
3) Internal Organisation
Both bags share essentially the same internal pocket layout, which is why the Mini still feels well organised despite its smaller size.
The key difference is that the original Signature Backpack includes a key clip, while the Mini Signature does not.
4) Accessories Included vs Optional
The Signature Nappy Backpack (Original) includes four bonus accessories:
- Change mat
- Insulated bottle holder
- Pram straps
- Clear wet purse
The Mini Signature does not include accessories, but they can be purchased separately:
5) Best Setup for Using the Mini with a Baby
If you’re planning to use the Mini Signature with a baby, we recommend pairing it with the OiOi Changing Pouch.
- Keeps all changing essentials together
- More compact than a fold-up change mat
- Helps save space in a smaller backpack
6) Laptop Fit
- Mini Signature: fits up to a 13-inch laptop
- Signature Backpack: better for 15-inch laptops or larger designs
7) Materials & Style Options
Mini Signature available in:
Signature Backpack (Original) available in:
- Genuine leather
- Neoprene
- Weatherproof
- Nylon
- Vegan leather
8) Which One Should You Choose?
Choose the Mini Signature if you:
- Prefer a lighter, smaller backpack
- Pack minimally
- Are a petite parent
- Want more insulated storage on the outside
Choose the Signature Backpack if you:
- Want more space (20L capacity)
- Carry a 15-inch laptop
- Want accessories included
- Need a bag for longer days or work + baby use
FAQs
Does the Mini Signature fit a laptop?
Yes — it fits up to a 13-inch laptop.
Does the Mini Signature come with accessories?
No — accessories are included with the original Signature Backpack only.
How many insulated pockets does each bag have?
The Mini has three insulated pockets, while the original Signature Backpack has two.
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