Monster Achieve 100 vs Monster AC520
Updated: Dec 5, 2025
Monster Achieve 100
$25
VS
Updated: Dec 5, 2025
$25
$30
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The Monster Achieve 100 and Monster AC520 are both wireless earbuds that offer similar battery life, lasting up to 6 hours on a single charge and up to 24 hours with the charging case. The key difference lies in their pricing, with the Achieve 100 priced at $25.49 and the AC520 at $29.99, making the former a more budget-friendly option. Users looking for an economical choice for casual listening may prefer the Achieve 100, while those willing to spend a bit more may find the AC520's features more appealing for everyday use.
| Spec | Monster Achieve 100 | Monster AC520 | Winner |
|---|---|---|---|
| $25.49 | $29.99 | ||
| Unknown | Unknown | = | |
| 10 mm | 10mm | = | |
| 6 hours (up to 24 hours with charging case) | 6 hours (up to 24 hours with charging case) | = | |
| AAC, SBC | AAC, SBC | = | |
| IPX5 | IPX5 | = | |
| 5.0 | 5.0 | = | |
| Active Noise Cancellation | Active Noise Cancellation | = | |
| Price | $25.49 | $29.99 | A |
Monster Achieve 100
$25.49
Monster AC520
$29.99
Monster Achieve 100
Unknown
Monster AC520
Unknown
Tie
Monster Achieve 100
10 mm
Monster AC520
10mm
Tie
Monster Achieve 100
6 hours (up to 24 hours with charging case)
Monster AC520
6 hours (up to 24 hours with charging case)
Tie
Monster Achieve 100
AAC, SBC
Monster AC520
AAC, SBC
Tie
Monster Achieve 100
IPX5
Monster AC520
IPX5
Tie
Monster Achieve 100
5.0
Monster AC520
5.0
Tie
Monster Achieve 100
Active Noise Cancellation
Monster AC520
Active Noise Cancellation
Tie
Monster Achieve 100
$25.49
Monster AC520
$29.99
Which product do you prefer? Share your opinion and see what others think!
$25
$30
The Monster Achieve 100 and Monster AC520 are both wireless earbuds that offer similar battery life, lasting up to 6 hours on a single charge and up to 24 hours with the charging case. The key difference lies in their pricing, with the Achieve 100 priced at $25.49 and the AC520 at $29.99, making the former a more budget-friendly option. Users looking for an economical choice for casual listening may prefer the Achieve 100, while those willing to spend a bit more may find the AC520's features more appealing for everyday use.
Monster Achieve 100 costs $25 while Monster AC520 costs $30, making a difference of $5.
Yes, both are from null.
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