Starbucks Pike Place (grande) carries more total caffeine per serving (310mg per 16 oz grande vs 200mg per 1.93 oz shot), but ounce for ounce 5-hour Energy (regular) is actually the stronger drink at about 104mg per fluid ounce against 19. Which one "has more caffeine" depends on whether you measure the container or the concentration.
These are different categories of drink, which changes how the caffeine arrives. Energy drinks and sodas list an exact number because caffeine is a measured additive; brewed drinks vary with the beans and the brew, so their figures are compiled averages. The numbers here are the standard published values for each.
5-hour Energy (regular) vs Starbucks Pike Place (grande): the numbers
| 5-hour Energy (regular) | Starbucks Pike Place (grande) | |
|---|---|---|
| Caffeine per serving | 200mg per 1.93 oz shot | 310mg per 16 oz grande |
| Caffeine per fl oz | 103.6mg | 19.4mg |
| Servings to reach 400mg (FDA context) | 2.0 | 1.3 |
Sources: 5-hour Energy (regular)'s figure is verified in our 5-hour Energy (regular) caffeine guide against 5-hour Energy facts page (source); Starbucks Pike Place (grande)'s figure is verified in our Starbucks Pike Place (grande) guide against Starbucks menu data (source).
The concentration gap is the striking part: 5-hour Energy (regular) packs roughly 5 times the caffeine per ounce. Sipping speed matters at that density; a 1.93 oz shot finished in minutes hits differently than the same milligrams spread over a slow cup.
Which one should you pick?
Pick 5-hour Energy (regular) when you want the lighter dose or a slower ramp, and Starbucks Pike Place (grande) when you actually need the bigger hit and know your tolerance. If you are stacking either with other caffeinated drinks through the day, run the math against the 400mg reference rather than guessing.
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.
Related reading
- 5-hour Energy (regular): the full caffeine guide
- Starbucks Pike Place (grande): the full caffeine guide
- The verified caffeine database
- Every drink compared: the comparisons index
FAQ
Does 5-hour Energy (regular) or Starbucks Pike Place (grande) have more caffeine? Starbucks Pike Place (grande): 310mg per 16 oz grande versus 200mg per 1.93 oz shot for 5-hour Energy (regular).
Which is stronger per ounce? 5-hour Energy (regular), at about 103.6mg per fluid ounce versus 19.4mg for Starbucks Pike Place (grande).
Comparing caffeine? The caffeine comparison tool puts hundreds of drinks side by side, and the caffeine curfew calculator can check your cutoff time for tonight.