| Comparison | Women's Halo | Race Vesta | Ultra Vesta | Mountain Vesta | Adventure Vesta |
| Weight (grams/ounces) | 155/5.5 | 141/5.0 | 190/6.3 | 228/8.0 | 279/9.8 |
| Weight w/ Bottles (grams/ounces) | 253/8.7 | 239/8.4 | 278/9.8 | 326/11.5 | 328/11.6 |
| Secured/Unsecured (litres) | 0/10 | 2.1/6 | 6.8/3.5 | 8.6/4.1 | 11.4/5.1 |
| Total Capacity (litres) | 10 | 8.1 | 10.3 | 12.7 | 16.5 |
| Whistle | Yes | Yes | Yes | Yes | Yes |
| Trekking Pole Holders | Yes | Yes | Yes | Yes | Yes |
| Ice Axe Loops | No | No | No | Yes | Yes |
| Reservoir Compatible | 2L | 2L | 3L | 3L | 3L |
| Front Phone Pocket | Yes | Yes | Yes | Yes | Yes |
| Bottles Included | 2 Body Bottle II 500 | 2 Body Bottle II 500 | 2 Body Bottle II 500 | 2 Body Bottle II 500 | 1 Body Bottle II 500 |
