Kill Switch Pre Workout
vs Maximus Stim Pre Workout
Ingredient & Score Comparison
Last updated: Feb 2026
PwrRanks Verdict
Score Comparison
Objective scores based on ingredient dosing — 0 to 1 scale
Maximus Stim Pre Workout's formula has 6g L-Citrulline and 1.5g Betaine Anhydrous, which contribute to a higher pump score.
Maximus Stim Pre Workout delivers more performance per dollar than Kill Switch Pre Workout — based on how both products compare to the broader pre-workout market.
Ingredient Comparison
Kill Switch vs Maximus Stim — dosing per serving
| Ingredient | Objective | Kill Switch | Maximus Stim |
|---|---|---|---|
| Caffeine Yield | Energy | 300mg | 305mg |
| DMAA | Energy | 115mg | — |
| Theacrine | Energy | — | 63mg |
| L-Citrulline | Pump | — | 6g |
| Agmatine | Pump | 1.5g | 500mg |
| Betaine Anhydrous | Pump | — | 1.5g |
| Taurine | Pump | — | 1g |
| Sodium | Pump | — | 250mg |
| L-Tyrosine | Focus | — | 1g |
| Alpha-GPC | Focus | 600mg | 300mg |
| Huperzine | Focus | — | 100mcg |
| Beta-Alanine | - | 3.2g | 3.2g |
| L-Carnitine L-Tartrate | - | — | 1g |
| PeakO2 | - | — | 1g |
| L-Norvaline | - | 500mg | — |
| EndoFlo | - | — | 200mg |
| ElevATP | - | — | 150mg |
| Methyliberine | - | — | 125mg |
| Hordenine | - | 50mg | — |
| Synephrine HCl | - | 30mg | — |
| Juniper Extract | - | 30mg | — |
| Ephedra Extract | - | 25mg | — |
Who Should Buy Each
Matching products to training goals and stim tolerance
Choose Kill Switch If…
- ✓You want a powerful pre-workout and are comfortable using it 2–3 times per week max
- ✓You want sustained energy without extreme stimulation
- ✓You want a pure stimulant experience — energy and focus over pump
Choose Maximus Stim If…
- ✓You want sharp mental focus that lasts through the full session
- ✓You want a high energy formula without exotic stimulants
- ✓Pump and vascularity are a priority in your training
Frequently Asked Questions
Common questions about these two pre-workouts
They're tied — both have 303mg total caffeine per serving.
More Comparisons
How PwrRanks Scores Pre-Workouts
Our methodology
PwrRanks scores every pre-workout by analyzing its ingredient label algorithmically. We generate four objective scores — Energy, Pump, Focus, and Value — that reflect what's in the tub, not how the product is marketed. Value scores are calculated using live pricing data to reflect real cost-per-serving at time of comparison.