The Monoprice Monolith line on Speaker Ranking spans 2 generations and 8 models, from the Monoprice Monolith 10 THX Select, Monoprice Monolith 12 THX Ultra and Monoprice Monolith 13 THX Ultra to the Monoprice Monolith M-10 V2, Monoprice Monolith M-12 V2 and Monoprice Monolith M-15 V2. Ratings run from 3.4/5 to 4.4/5. Only one of them is still sold.
Each column below is one generation, oldest on the left. Each row follows one model into the model that replaced it; a long arrow means a model skipped a generation. Ratings are out of 5, and an estimated rating comes from measured models in the same family.
More from this brand: every Monoprice speaker ranked.
Generation by generation
Monolith 10 THX Select to Monolith M-10 V2
The Monoprice Monolith M-10 V2 replaced the Monoprice Monolith 10 THX Select. It rates lower, 3.4/5 against 3.6/5.
Monolith 12 THX Ultra to Monolith M-12 V2
The Monoprice Monolith M-12 V2 replaced the Monoprice Monolith 12 THX Ultra. Both rate 3.8/5.
| Spec | Monolith 12 THX Ultra | Monolith M-12 V2 |
|---|---|---|
| Weight | 98.5 lbs (44.7 kg) | 98.3 lbs (44.6 kg) |
Monolith 15 THX Ultra to Monolith M-15 V2
The Monoprice Monolith M-15 V2 replaced the Monoprice Monolith 15 THX Ultra. Both rate 4.2/5.
| Spec | Monolith 15 THX Ultra | Monolith M-15 V2 |
|---|---|---|
| Weight | 128.5 lbs (58.3 kg) | 132.9 lbs (60.3 kg) |
Frequently Asked Questions
How many generations of the Monoprice Monolith are there?
Speaker Ranking covers 2 generations of the Monoprice Monolith, from the Monoprice Monolith 10 THX Select, Monoprice Monolith 12 THX Ultra and Monoprice Monolith 13 THX Ultra to the Monoprice Monolith M-10 V2, Monoprice Monolith M-12 V2 and Monoprice Monolith M-15 V2.
What replaced the Monoprice Monolith 10 THX Select?
The Monoprice Monolith M-10 V2 replaced the Monoprice Monolith 10 THX Select. It is rated 3.4/5, against 3.6/5 for the Monoprice Monolith 10 THX Select.
What replaced the Monoprice Monolith 12 THX Ultra?
The Monoprice Monolith M-12 V2 replaced the Monoprice Monolith 12 THX Ultra. Both are rated 3.8/5.
What replaced the Monoprice Monolith 15 THX Ultra?
The Monoprice Monolith M-15 V2 replaced the Monoprice Monolith 15 THX Ultra. Both are rated 4.2/5.