Mascara Battle: Rimmel Lash Accelerator vs Colossal Icon

Length specialist against volume icon. Rimmel Lash Accelerator Endless, with its growth complex, faces Maybelline Colossal Glam Black, the volume legend. Both wash off easily and cost under eleven dollars. We compare across six points.
| Factor | Rimmel Lash Accelerator Endless Mascara | Rimmel Wonder Volume Thrill Seeker Wow W |
|---|---|---|
| Focus | Length with lash care | Mega volume |
| Key ingredient | Procapil growth complex | Collagen plumping |
| Brush | Endless lengthening brush | Mega volume brush |
| Washability | Easy soap-and-water removal | Easy soap-and-water removal |
| Best lashes | Short lashes needing length | Sparse lashes needing volume |
| Price | Check price | Check price |
Our Verdict
Choose Rimmel Lash Accelerator for visible length and lash conditioning. Choose Maybelline Colossal for bold, unmistakable volume. Short lashes need Rimmel; sparse lashes need Colossal. Lash lovers with both concerns should layer them together.
More Top Picks in This Category
Not sold on either of these two? Here are more bestselling options worth considering.

Best for: Length over volume.
Rimmel Lash Accelerator Mascara
- Original Lash Accelerator
- Lengthening micro-fibres
- Grow Lash complex
- Clump-free formula
Pros
- Noticeable length boost
- No clumps
- Budget price
Cons
- Length more than volume
- Fibres can flake
- Not dramatic enough for some

Best for: Classic colossal volume.
Maybelline The Colossal Volum Express Washable, Glam Black
- Colossal washable in Glam Black
- Mega brush for 7x volume
- Collagen plumping formula
- Easy wash-off removal
Pros
- Huge volume, tiny price
- Removes easily
- Classic for a reason
Cons
- Smudges by evening
- Not waterproof
- Brush too big for some

Best for: Waterproof pumped volume.
Maybelline Pumped Up Colossal Volum Express Waterproof
- Pumped Up Colossal waterproof
- Double collagen formula
- Spoon brush for lift
- Waterproof all-day wear
Pros
- Bold volume that lasts
- Waterproof confidence
- Affordable
Cons
- Hard removal
- Heavy on lashes
- Spoon brush learning curve
Washable vs Waterproof Removal: The Lash-Loss Ranking
This comparison is the perfect case study for removal difficulty, since it puts a washable formula against a waterproof one. Ranked by lash-loss impact. The Colossal Washable in Glam Black is the gentlest, warm water and your regular cleanser dissolve it with minimal rubbing, which is why daily wearers with fragile lashes should default to washable. The Rimmel Lash Accelerator sits in the middle, its micro-fibres need a bit more persuasion but come off with a standard remover without drama. The Pumped Up Colossal Waterproof is the most demanding, requiring the full press-and-dissolve routine, oil-based remover held on closed eyes for 30 seconds before wiping, never scrubbing. The honest tradeoff, waterproof's all-day security costs lashes at removal, every aggressive removal session breaks a few, and daily waterproof wear thins the lash line measurably over months. The smart rotation, washable for everyday, waterproof for the days that earn it, swimming, weddings, tearful events. Removal ease is a legitimate buying criterion, weight it alongside the lash look. Our Rimmel vs Maybelline mascara guide helps you find your lash match.
Lash Primers: Which Pair Safely With These Formulas
Primers promise more volume and length, but the pairing rules are specific and rarely explained. With traditional formulas like the Colossal, most primers work fine, apply the primer, let it set for 30 seconds until tacky, then mascara over it, the primer gives the collagen formula extra grip. With fiber mascaras like the Lash Accelerator, choose a conditioning, non-fiber primer, stacking fibers on fibers causes clumping and fallout, and the Grow Lash complex works best on a smooth base. With waterproof formulas, skip primer on waterproof days, layering products under waterproof makes the already-difficult removal significantly worse. The tubing warning from the broader mascara world applies in reverse here, primers can interfere with any film-forming formula's set, so if your mascara starts flaking after adding a primer, the primer is the problem, not the mascara. Use primer as an enhancer for special occasions rather than a daily crutch, and your lashes get the benefit without the buildup.
Heated Lash Curlers Plus Mascara: The Curl-Hold Combo
Straight, downward-pointing lashes defeat mascara alone, which is where heated curlers enter, though nobody tests the combination properly. The sequence matters, curl first with the heated curler on clean, bare lashes, then apply mascara, never the reverse, applying heat over mascara bakes the formula and snaps lashes. Let the heated curler warm fully, press gently at the base for ten seconds, pulse toward the tips, then immediately apply mascara while the curl is fresh, the formula locks the shape in. Which mascara holds curl best, lighter formulas beat heavy volumizing ones, the Colossal's weight can drag a fresh curl down on straight lashes, while the Lash Accelerator's lighter fiber formula holds the lift better. Waterproof also helps curl hold, its rigid film sets the shape more firmly than washable. Heat plus mascara is a technique, not just two products, and the order is everything.
Brown vs Black: Who Should Consider Brown
The black-versus-brown debate gets one line in most guides, but it changes the whole eye look. Black, like the Glam Black here, gives maximum definition and drama, the right call for evening, photography, and anyone who wants lashes to read from across the room. Brown is the daylight secret, softer, more natural, and far more flattering on fair skin, blondes, and redheads, where black can look harsh against light coloring. The wear-photo reality, brown mascara on a blonde in daylight looks like naturally great lashes, black looks like makeup, neither is wrong, they are different statements. Brown also forgives application mistakes, a small smudge in brown barely shows, while black announces itself. Neither formula on this page comes in brown, which is worth noting, if the soft-daylight look appeals to you, that is a reason to look beyond these specific picks. For most buyers, the practical wardrobe is black for drama and brown for daytime, and owning both covers every situation. Our Rimmel vs Maybelline Colossal comparison ranks all five formulas side by side.