Ultra vs C4 Ultimate Comparison
See a side-by-side comparison of ingredients, stats, and community sentiment.
Ultra by Infinis Nutrition provides a higher caffeine dosage for increased intensity, while C4 Ultimate by Cellucor is a more popular intermediate option with a slightly lower stimulant profile.
Go with Ultra if...
- •You prefer a higher caffeine dosage of 353mg
- •You want an intermediate formula from a niche brand like Infinis Nutrition
In StockCoupon Available
Go with C4 Ultimate if...
- •You value a product with higher market popularity and more user feedback
- •You are looking for strong initial performance from a well-established brand
- •You prefer a slightly lower caffeine intake of 300mg
Out of Stock

Ultra
infinis nutrition

C4 Ultimate
cellucor
Compare
Ultra
C4 Ultimate
Stimulants
Total Caffeine
353 mg
300 mg
Exotic Stimulants
Contains Yohimbe
Community
Community Approval
100%
100%
Total Mentions
1
3
Where to Buy Ultra
NutriCartel
Ships from:🇺🇸 United States
$59.99
In Stock
Updated 12h ago
Get 15% off your order
Where to Buy C4 Ultimate
Muscle Factory SC
Ships from:🇺🇸 United States
$39.99
Out of Stock
Updated 13h ago
Caffeine
353 mg
Exotic Stims
No
Contains Yohimbe
No
Community Approval
100%
Mentions
1
Caffeine
300 mg
Exotic Stims
No
Contains Yohimbe
No
Community Approval
100%
Mentions
3
Where to Buy Ultra
NutriCartel
Ships from:🇺🇸 United States
$59.99
In Stock
Updated 12h ago
Get 15% off your order
Where to Buy C4 Ultimate
Muscle Factory SC
Ships from:🇺🇸 United States
$39.99
Out of Stock
Updated 13h ago
Ingredient Label
Ingredient Label
No pros/cons analysis available
Pros
- C4 Ultimate is considered a superior choice by users.
- It offers strong initial performance, comparable to other top-tier supplements.
Cons
- A drawback of C4 Ultimate is the uncertainty regarding its sustained effects throughout the day.
Comparison Summary
Ultra provides a more potent caffeine kick at 353mg, whereas C4 Ultimate offers a widely recognized intermediate formula with 300mg of caffeine. Ultra is suited for those seeking higher stimulant intensity within the intermediate category, while C4 Ultimate is ideal for users who prioritize proven performance and brand familiarity.
Key Differences:
- Caffeine Content: Ultra (353mg of caffeine) vs C4 Ultimate (300mg of caffeine)
- Popularity: Ultra (Lower mention count indicating a niche presence) vs C4 Ultimate (Higher mention count indicating greater market popularity)
Key Similarities:
- Product Level: Both supplements are categorized as intermediate-level formulas.
- Exotic Stimulants: Neither product contains exotic stimulants, focusing instead on standard energy components.
- User Sentiment: Both products have high user sentiment.