Ju-Ju-Be B.F.F. Convertible Diaper Bag vs Hap Tim Large Diaper Bag
Both made our Best Diaper Bags for Twins shortlist, at #1 and #3. Here's how they differ and who each one suits.
- BuyOnceRight Research Desk
- Updated
- 4 min read
Quick verdict
Choose the Ju-Ju-Be B.F.F. Convertible Diaper Bag if you want three carry modes mean it adapts to whatever the outing calls for, backpack for hiking with the stroller, crossbody for quick errands. Choose the Hap Tim Large Diaper Bag Backpack (US7340) if you'd rather have large capacity for two kids. Overall we rank the Ju-Ju-Be B.F.F. Convertible Diaper Bag higher: #1 versus #3 in our Best Diaper Bags for Twins list.
Winner overall: Ju-Ju-Be B.F.F. Convertible Diaper Bag
Ju-Ju-Be B.F.F. Convertible Diaper Bag vs Hap Tim Large Diaper Bag Backpack (US7340) compared
Every difference that matters, in one table.
| Attribute | ||
|---|---|---|
| Our ranking | #1 of 3 in Best Diaper Bags for Twins | #3 of 3 in Best Diaper Bags for Twins |
| Pick label | Shortlisted | |
| Brand | JuJuBe | Hap Tim |
| Key features | Converts between backpack, crossbody, and shoulder bag; Two insulated bottle pockets with Thinsulate lining; Teflon fabric protector resists spills and stains | See full details |
| Biggest strength | Three carry modes mean it adapts to whatever the outing calls for, backpack for hiking with the stroller, crossbody for quick errands | Large capacity for two kids |
| Main trade-off | Print and pattern colorways run more toward mom-marketed designs than neutral ones | Gets heavy when full |
| Best for | dads | twins and long days out |
Which should you buy?

#1 pick
Choose the Ju-Ju-Be B.F.F. Convertible Diaper Bag if…
- Three carry modes mean it adapts to whatever the outing calls for, backpack for hiking with the stroller, crossbody for quick errands
- Teflon coating genuinely repels spilled milk and juice rather than absorbing it
- Structured shape holds up well even half-empty, unlike soft-sided totes
Best for: dads
Prefer the alternative? See the Hap Tim Large Diaper Bag Backpack (US7340) section.

#3 pick
Choose the Hap Tim Large Diaper Bag Backpack (US7340) if…
- Large capacity for two kids
- Many organized pockets
- Stroller straps included
Best for: twins and long days out
Prefer the alternative? See the Ju-Ju-Be B.F.F. Convertible Diaper Bag section.
Pros and cons of each
Ju-Ju-Be B.F.F. Convertible Diaper Bag
Pros
- Three carry modes mean it adapts to whatever the outing calls for, backpack for hiking with the stroller, crossbody for quick errands
- Teflon coating genuinely repels spilled milk and juice rather than absorbing it
- Structured shape holds up well even half-empty, unlike soft-sided totes
Cons
- Print and pattern colorways run more toward mom-marketed designs than neutral ones
- Bulkier when converted to backpack mode than purpose-built backpack bags
Hap Tim Large Diaper Bag Backpack (US7340)
Pros
- Large capacity for two kids
- Many organized pockets
- Stroller straps included
- Gender-neutral styling
Cons
- Gets heavy when full
- Bulky for quick trips
- Pocket count makes items easy to lose
Ju-Ju-Be B.F.F. Convertible Diaper Bag vs Hap Tim Large Diaper Bag Backpack (US7340): common questions
Which is better, the Ju-Ju-Be B.F.F. Convertible Diaper Bag or the Hap Tim Large Diaper Bag Backpack (US7340)?
Choose the Ju-Ju-Be B.F.F. Convertible Diaper Bag if you want three carry modes mean it adapts to whatever the outing calls for, backpack for hiking with the stroller, crossbody for quick errands. Choose the Hap Tim Large Diaper Bag Backpack (US7340) if you'd rather have large capacity for two kids. Overall we rank the Ju-Ju-Be B.F.F. Convertible Diaper Bag higher: #1 versus #3 in our Best Diaper Bags for Twins list.
What is the difference between the Ju-Ju-Be B.F.F. Convertible Diaper Bag and the Hap Tim Large Diaper Bag Backpack (US7340)?
The Ju-Ju-Be B.F.F. Convertible Diaper Bag stands out because three carry modes mean it adapts to whatever the outing calls for, backpack for hiking with the stroller, crossbody for quick errands, while the Hap Tim Large Diaper Bag Backpack (US7340) stands out because large capacity for two kids. The trade-offs differ too: the Ju-Ju-Be B.F.F. Convertible Diaper Bag's main caveat is that print and pattern colorways run more toward mom-marketed designs than neutral ones, and the Hap Tim Large Diaper Bag Backpack (US7340)'s is that gets heavy when full.
Is the Ju-Ju-Be B.F.F. Convertible Diaper Bag worth it over the Hap Tim Large Diaper Bag Backpack (US7340)?
For most buyers, yes: it's our #1 pick. Consider the Hap Tim Large Diaper Bag Backpack (US7340) instead if print and pattern colorways run more toward mom-marketed designs than neutral ones is a deal-breaker for you.
Who should buy the Hap Tim Large Diaper Bag Backpack (US7340) instead of the Ju-Ju-Be B.F.F. Convertible Diaper Bag?
The Hap Tim Large Diaper Bag Backpack (US7340) suits twins and long days out, while the Ju-Ju-Be B.F.F. Convertible Diaper Bag is best for dads.