Ultra vs C4 Ultimate Comparison
See a side-by-side comparison of ingredients, stats, and community sentiment.
Ultra provides a higher caffeine dosage of 353mg for increased intensity, while C4 Ultimate is a more popular intermediate option with 300mg of caffeine and a focus on strong initial performance.
Go with Ultra if...
- •You prefer a higher caffeine concentration of 353mg
- •You want a formula from Infinis Nutrition
- •You are looking for a potent intermediate-level stimulant profile
In StockCoupon Available
Go with C4 Ultimate if...
- •You prefer a more widely recognized and popular supplement
- •You prioritize strong initial performance and immediate impact
- •You want a product with more community feedback and mentions
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
4
Where to Buy Ultra
NutriCartel
Ships from:🇺🇸 United States
$59.99
In Stock
Updated 17h ago
Get 15% off your order
Where to Buy C4 Ultimate
Muscle Factory SC
Ships from:🇺🇸 United States
$39.99
Out of Stock
Updated 18h 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
4
Where to Buy Ultra
NutriCartel
Ships from:🇺🇸 United States
$59.99
In Stock
Updated 17h ago
Get 15% off your order
Where to Buy C4 Ultimate
Muscle Factory SC
Ships from:🇺🇸 United States
$39.99
Out of Stock
Updated 18h 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 offers a higher caffeine content at 353mg compared to the 300mg in C4 Ultimate, though both products are designed for intermediate users without the use of exotic stimulants. Ultra is best for those seeking maximum caffeine within the intermediate category, while C4 Ultimate is ideal for users who value brand popularity and proven initial performance.
Key Differences:
- Caffeine Content: Ultra (353mg of caffeine) vs C4 Ultimate (300mg of caffeine)
- Popularity: Ultra (Lower popularity with 1 community mention) vs C4 Ultimate (Higher popularity with 3 community mentions)
Key Similarities:
- Product Level: Both supplements are categorized as intermediate-level products.
- Stimulant Type: Neither product contains exotic stimulants, focusing instead on standard energy ingredients.
- User Sentiment: Both products have high user sentiment.