Just had an opportunity to shoot through both and collect some data. Shot with a bare muzzle, a muzzle brake, and a suppressor. Not making any claims, just reporting what both gave me.
# MS3 Labradar Delta
Muzzle brake
1 2937 2941 4
2 2933 2934 1
3 2940 2946 6
4 2931 2938 7
5 2940 2947 7
Muzzle brake
6 2574 2576 2
7 2593 2594 1
8 2588 2589 1
9 2584 2585 1
10 2604 2601 -3
11 2606 2606 0
Nothing
12 2561 2559 -2
13 2551 2553 2
14 2566 2566 0
15 2592 2597 5
16 2593 2595 2
17 2611 2613 2
Suppressor
18 2564 2566 2
19 2587 2588 1
20 2590 2582 -8
21 2598 2593 -5
22 2609 2609 0
# MS3 Labradar Delta
Muzzle brake
1 2937 2941 4
2 2933 2934 1
3 2940 2946 6
4 2931 2938 7
5 2940 2947 7
Muzzle brake
6 2574 2576 2
7 2593 2594 1
8 2588 2589 1
9 2584 2585 1
10 2604 2601 -3
11 2606 2606 0
Nothing
12 2561 2559 -2
13 2551 2553 2
14 2566 2566 0
15 2592 2597 5
16 2593 2595 2
17 2611 2613 2
Suppressor
18 2564 2566 2
19 2587 2588 1
20 2590 2582 -8
21 2598 2593 -5
22 2609 2609 0