The best vegetarian burgers in Perth right now is Smash Grill (score 29 from 240 reviews), based on 3 venues re-ranked weekly.
The verdict: the best vegetarian burgers in Perth right now is Smash Grill in Fremantle (4.7 stars across 240 Google reviews), ahead of Big Dog's Burgers, Hello Harry The Burger Joint (Elizabeth Quay). That call comes from Google review strength across 3 ranked venues โ no pay-to-rank, updated September 2026.
| ๐ Top pick | Smash Grill (Fremantle) |
| ๐ Most reviewed | Big Dog's Burgers (614 reviews) |
| ๐ Venues ranked | 3 across 3 suburbs |
| Venue | Suburb | Price | Rating | Known for | |
|---|---|---|---|---|---|
| #1 | Smash Grill | Fremantle | โ | 4.7โ | Smash |
| #2 | Big Dog's Burgers | Bedford | โ | 4.8โ | Smash |
| #3 | Hello Harry The Burger Joint (Elizabeth Quay) | CBD | โ | 4.7โ | โ |


Smash Grill is the highest-ranked venue with confirmed vegetarian options, in Fremantle.
Smash Grill currently ranks #1 for vegetarian burgers in Perth with 4.7 stars across 240 Google reviews.
Hello Harry The Burger Joint (Elizabeth Quay) is the top-ranked vegetarian burgers spot in the CBD (The Tower at Elizabeth Quay, T3/11 Barrack Square, Perth WA 6000, Australia).
Venues are scored by blending community mentions from local discussions with Google review strength (rating above a 3.8 baseline, weighted by review volume). Global chains are excluded.