C4 Original Pre Workout
vs Smack Pre Workout
Ingredient & Score Comparison
Last updated: Feb 2026
PwrRanks Verdict
Score Comparison
Objective scores based on ingredient dosing — 0 to 1 scale
Smack Pre Workout's 303mg total caffeine and Alpha Yohimbine and Eria Jarensis contribute to a higher energy score.
Smack Pre Workout's formula has 6g L-Citrulline and 1.5g Agmatine, which contribute to a higher pump score.
Smack Pre Workout's formula has 3g L-Tyrosine and 1g Alpha-GPC, which contribute to a higher focus score.
C4 Original Pre Workout delivers more performance per dollar than Smack Pre Workout — based on how both products compare to the broader pre-workout market.
Ingredient Comparison
C4 Original vs Smack — dosing per serving
| Ingredient | Objective | C4 Original | Smack |
|---|---|---|---|
| Eria Jarensis | Energy | — | 600mg |
| Theobromine | Energy | — | 500mg |
| Caffeine Yield | Energy | 200mg | 303mg |
| Alpha Yohimbine | Energy | — | 2mg |
| L-Citrulline | Pump | 1.2g | 6g |
| Agmatine | Pump | — | 1.5g |
| Sodium | Pump | — | 180mg |
| L-Tyrosine | Focus | — | 3g |
| Alpha-GPC | Focus | — | 1g |
| Huperzine | Focus | 5mg | 40mg |
| Beta-Alanine | - | 2g | 3.2g |
| L-Arginine HCI | - | 1.2g | — |
| Creatine Nitrate | - | 1g | — |
| PeptiPump | - | 100mg | — |
| Halostachine | - | — | 100mg |
| Synephrine HCl | - | — | 50mg |
| Vincamine | - | — | 20mg |
| Black Pepper Extract | - | — | 5mg |
Who Should Buy Each
Matching products to training goals and stim tolerance
Choose C4 Original If…
- ✓You want sustained energy without extreme stimulation
Choose Smack If…
- ✓You want euphoric, mood-elevating formula
- ✓You respond well to alpha-yohimbine
- ✓You want maximum intensity and train in the morning
- ✓Mind-muscle connection is as important to you as raw energy
Frequently Asked Questions
Common questions about these two pre-workouts
Smack Pre Workout has 303mg total caffeine per serving compared to 200mg in C4 Original Pre Workout.
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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.