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Suntory Boss Coffee has about 140mg of caffeine per 8 oz can. This page lines it up against every drink we have compared it to, sorted strongest first, so you can see exactly where it lands. Every number is the standard published value, sourced on each comparison page.
How Suntory Boss Coffee compares
| Matchup | The other drink |
|---|---|
| Suntory Boss Coffee vs Starbucks cold brew (grande) | 205mg per 16 oz grande |
| Suntory Boss Coffee vs Super Coffee | 200mg per 12 oz bottle |
| Suntory Boss Coffee vs Java Monster | 200mg per 15 oz can |
| Suntory Boss Coffee vs SToK Extra Bold cold brew | 170mg per 12 oz serving |
| Suntory Boss Coffee vs Monster | 160mg per 16 oz can |
| Suntory Boss Coffee vs Starbucks canned Nitro (Black) | 155mg per 9.6 oz can |
| Suntory Boss Coffee vs La Colombe Draft Latte | 155mg per 9 oz can |
| Suntory Boss Coffee vs Starbucks Doubleshot Espresso & Cream | 120mg per 6.5 oz can |
| Suntory Boss Coffee vs Starbucks bottled Frappuccino (Mocha) | 105mg per 13.7 oz bottle |
| Suntory Boss Coffee vs brewed coffee | 95mg per 8 oz cup |
| Suntory Boss Coffee vs Red Bull | 80mg per 8.4 oz can |
| Suntory Boss Coffee vs espresso | 63mg per 1 oz shot |
Every Suntory Boss Coffee comparison
- Suntory Boss Coffee vs Starbucks cold brew (grande) (205mg per 16 oz grande)
- Suntory Boss Coffee vs Super Coffee (200mg per 12 oz bottle)
- Suntory Boss Coffee vs Java Monster (200mg per 15 oz can)
- Suntory Boss Coffee vs SToK Extra Bold cold brew (170mg per 12 oz serving)
- Suntory Boss Coffee vs Monster (160mg per 16 oz can)
- Suntory Boss Coffee vs Starbucks canned Nitro (Black) (155mg per 9.6 oz can)
- Suntory Boss Coffee vs La Colombe Draft Latte (155mg per 9 oz can)
- Suntory Boss Coffee vs Starbucks Doubleshot Espresso & Cream (120mg per 6.5 oz can)
- Suntory Boss Coffee vs Starbucks bottled Frappuccino (Mocha) (105mg per 13.7 oz bottle)
- Suntory Boss Coffee vs brewed coffee (95mg per 8 oz cup)
- Suntory Boss Coffee vs Red Bull (80mg per 8.4 oz can)
- Suntory Boss Coffee vs espresso (63mg per 1 oz shot)
For context, the FDA cites 400mg of caffeine a day as an amount generally not associated with negative effects in healthy adults. Tolerance and health vary, so treat these numbers as information, not advice.
Compare it yourself
Want a matchup that is not listed? The caffeine comparison tool puts Suntory Boss Coffee against any of 248 drinks, and the full caffeine chart shows everything at once.
As an Amazon Associate, Barista Life earns from qualifying purchases.
Gear from this guide
FAQ
How much caffeine is in Suntory Boss Coffee? About 140mg per 8 oz can, the standard published figure.
What has more caffeine than Suntory Boss Coffee? Among the drinks compared here, Starbucks cold brew (grande) is at the strong end with 205mg per 16 oz grande.
What has less caffeine than Suntory Boss Coffee? On the lighter end, espresso has 63mg per 1 oz shot.
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