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Antec P20C vs MSI MPG Gungnir 300R: Comparison
What is the difference between Antec P20C and MSI MPG Gungnir 300R?
Included fans is where these two genuinely part company, Antec P20C 3 against MSI MPG Gungnir 300R 4, a 25% lead for MSI MPG Gungnir 300R. There is a split on panel type as well, Tempered glass side, mesh front on the Antec P20C versus Tempered glass, panoramic front and side on the MSI MPG Gungnir 300R. They differ on typical price too, 70 USD on the Antec P20C versus 110 USD on the MSI MPG Gungnir 300R. They differ on dimensions too, 469 x 220 x 490mm on the Antec P20C versus 466 x 227 x 468mm on the MSI MPG Gungnir 300R.
Who each one is for
Buy the Antec P20C for tight-budget builds and airflow-first builds under $600 total, though it is not built for E-ATX motherboards and showcase RGB aesthetics. The MSI MPG Gungnir 300R suits budget RGB showcase builds and MSI ecosystem builds using Mystic Light, though it is the wrong buy for GPUs longer than 340mm and E-ATX motherboards. Our rating of the Antec P20C (7.5/10): the cheapest genuinely good mesh airflow case in our catalog, no meaningful corners cut for the price. Our rating of the MSI MPG Gungnir 300R (7.5/10): excellent fan-count value for a glass showcase case, just double-check your GPU length against the tighter clearance.
Antec P20C vs MSI MPG Gungnir 300R price
At the last price check the Antec P20C was $70.00 and the MSI MPG Gungnir 300R $110, a 57% premium.
Frequently asked questions
Do the Antec P20C and MSI MPG Gungnir 300R differ on gpu clearance?
Yes. GPU Clearance reads 375 mm on the Antec P20C versus 340 mm on the MSI MPG Gungnir 300R.
Is the CPU Cooler Clearance the same on the Antec P20C and MSI MPG Gungnir 300R?
It is. Both are listed at 170 mm, so it is not a reason to pick one over the other.
Specs and benchmarks
Brand
- Antec P20C
- Antec
- MSI MPG Gungnir 300R
- MSI
Motherboard Support
- Antec P20C
- E-ATX, ATX, Micro-ATX, Mini-ITX
- MSI MPG Gungnir 300R
- ATX, mATX, ITX
Case Type
- Antec P20C
- Mid-Tower
- MSI MPG Gungnir 300R
- Mid-Tower
Model
- Antec P20C
- P20C
- MSI MPG Gungnir 300R
- MPG Gungnir 300R
Panel Type
- Antec P20C
- Tempered glass side, mesh front
- MSI MPG Gungnir 300R
- Tempered glass, panoramic front and side
GPU Clearance
- Antec P20C
- 375 mmBest
- MSI MPG Gungnir 300R
- 340 mm-9%
Typical Price
- Antec P20C
- 70 USD
- MSI MPG Gungnir 300R
- 110 USD
CPU Cooler Clearance
- Antec P20C
- 170 mm
- MSI MPG Gungnir 300R
- 170 mm
Included Fans
- Antec P20C
- 3-25%
- MSI MPG Gungnir 300R
- 4Best
Radiator Support
- Antec P20C
- Front up to 360mm, top up to 360mm, rear 120mm
- MSI MPG Gungnir 300R
- Front up to 360mm, top up to 360mm
Front USB-C
- Antec P20C
- Yes
- MSI MPG Gungnir 300R
- Yes
Dimensions
- Antec P20C
- 469 x 220 x 490mm (D x W x H)
- MSI MPG Gungnir 300R
- 466 x 227 x 468mm
Which one should you pick?
Choose Antec P20C if you want the higher GPU clearance (375 mm vs 340 mm) and the higher CPU cooler clearance (170 mm vs 170 mm).
Choose MSI MPG Gungnir 300R if you want the higher included fans (4 vs 3).
Price comparison
| Retailer | Antec P20C | MSI MPG Gungnir 300R |
|---|---|---|
| Antec | $70.00 View on Antec | |
| MSI | $110.00 View on MSI |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
Antec P20C
7.5 / 10 Expert Rating
The cheapest genuinely good mesh airflow case in our catalog, no meaningful corners cut for the price.
MSI MPG Gungnir 300R
7.5 / 10 Expert Rating
Excellent fan-count value for a glass showcase case, just double-check your GPU length against the tighter clearance.




