Bowling ball core · Motiv
Motiv Halogen Core
Symmetric Motiv core
A symmetric core with later rev-up, more length and low flare, built for dry to medium oil. 2 of the 8 balls with this core are in stock at BowlersMart.
- Symmetric
- RG 2.550
- Diff 0.037

Specs
RG AT 15 LB
2.550
Later rev-up, more length
87% of the reactive and urethane balls we stock have a lower RG.
DIFFERENTIAL AT 15 LB
0.037
Low flare
26% of the reactive and urethane balls we stock have a lower differential.
MASS BIAS AT 15 LB
None
Symmetric core
Symmetric cores have no mass bias marker to place when drilling.
| Weight | RG | DifferentialDiff | Mass biasMB |
|---|---|---|---|
| 16 lb | 2.540 | 0.036 | None |
| 15 lbUsed on this page | 2.550 | 0.037 | None |
| 14 lb | 2.560 | 0.038 | None |
| 13 lb | 2.590 | 0.038 | None |
| 12 lb | 2.640 | 0.031 | None |
Source: Motiv published specs, as shown on BowlersMart’s original Motiv Halogen core page (2022). RG and differential change with ball weight; use the row for the weight you throw. The highlighted 15 lb row is the one used on this page.
Balls with the Motiv Halogen Core
2 of the 8 balls with the Motiv Halogen Core are in stock at BowlersMart. Same core, different covers: pick the cover for the lanes you bowl on.
Hybrid covers
Hybrid covers mix solid grip with pearl length.

Motiv Turmoil XP3 Hybrid Reactive
Dry to medium oil
Pearl covers
Pearl covers go longer and turn harder at the end, best on medium oil.

Motiv Max Thrill Pearl Blue Yellow
Motiv Turmoil XP3 Pearl Reactive
Dry to medium oil
Show 6 balls no longer available at BowlersMart
| Ball | Cover | First seen |
|---|---|---|
| Motiv Max Thrill Solid Red Blue Bowling Ball | Motiv Turmoil XP3 Reactive | April 2024 |
| Motiv Tribal Fire Bowling Ball | Motiv Fusion Hybrid Reactive | September 2014 |
| Motiv Tag Bowling Ball | Motiv Agility MXR (MaXimum energy Retention) Reactive | April 2015 |
| Motiv Rebel Tank Bowling Ball | Motiv DMX Pearl Urethane Pearl | May 2015 |
| Motiv Tag Cannon Bowling Ball | Motiv Agility SFP (Skid/Flip Pearl) Reactive | July 2017 |
| Motiv Hydra Bowling Ball | Motiv Hexion LFP (Low Friction Pearl) Pearl Reactive | July 2018 |
Where the Motiv Halogen sits
Each dot is a core in balls we stock. Cores close together roll alike; the cover and layout decide the rest.
Navy ring = a ball in your bag. Dashed ring = off this chart, or this same core.
Nearest cores, zoomed in
Navy ring = a ball in your bag. Dashed ring = off this chart, or this same core.
Same family: Motiv Halogen V2 Core
This core 1 Nearest cores Other cores
| Core | Brand | Shape | RG | Diff | vs this core |
|---|---|---|---|---|---|
|
|
Radical | Symmetric | 2.544 | 0.036 | RG −0.006 · Diff −0.001 |
|
|
SWAG | Symmetric | 2.540 | 0.036 | RG −0.010 · Diff −0.001 |
|
|
Hammer | Symmetric | 2.537 | 0.038 | RG −0.013 · Diff +0.001 |
|
|
Motiv | Symmetric | 2.550 | 0.043 | RG 0.000 · Diff +0.006 |
|
|
Columbia 300 | Symmetric | 2.554 | 0.043 | RG +0.004 · Diff +0.006 |
|
|
Motiv | Symmetric | 2.550 | 0.030 | RG 0.000 · Diff −0.007 |
Matches use 15 lb RG and differential.
Drilling and tools
Turn on JavaScript to compare with your ball.Balls with the Motiv Halogen Core2 of the 8 balls with the Motiv Halogen Core are in stock at BowlersMart. Same core, different covers: pick the cover for the lanes you bowl on.Hybrid coversHybrid covers mix solid grip with pearl length.
Questions bowlers ask
What is the RG of the Motiv Halogen Core?
At 15 lb the Motiv Halogen Core has an RG of 2.550. It ranges from 2.540 to 2.640 across the listed weights.
What is the 14 lb RG of the Motiv Halogen Core?
At 14 lb the RG is 2.560.
What is the differential of the Motiv Halogen Core?
At 15 lb the differential is 0.037. This is a symmetric core, so mass bias is not applicable.
Which bowling balls use the Motiv Halogen Core?
Motiv Max Thrill Hybrid Bowling Ball, Motiv Max Thrill Pearl Blue Yellow Bowling Ball, Motiv Max Thrill Solid Red Blue Bowling Ball, Motiv Tribal Fire Bowling Ball, Motiv Tag Bowling Ball. 2 are in stock now.
How do the Motiv Halogen Core specs change by weight?
At 16 lb: RG 2.540, differential 0.036. At 12 lb: RG 2.640, differential 0.031.
How does the Motiv Halogen Core compare with my ball?
Type the ball you throw into the Compare with your ball box on this page. It shows the RG and differential side by side and saves your bag for every core page.
Sources and method
Specs. Motiv published specs, as shown on BowlersMart’s original Motiv Halogen core page (2022), as published by the manufacturer.
Baseline. The baseline is 212 in-stock, published reactive and urethane balls. Plastic and polyester covers, 2-piece, 3-piece and pancake cores, missing covers and missing RG or differential values are excluded.
Percentiles. Percentiles are the share of baseline balls with a strictly lower or higher value; ties are not counted.
Nearest cores. Nearest cores are ranked by distance on standardized 15 lb RG and differential, with the same symmetric or asymmetric shape preferred among near ties (distance bands of 0.1).
Mass bias. Mass bias is compared among asymmetric balls with numeric mass bias only.
Updated. Catalog and page updated 2026-10-16.


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