Quick take: this isn’t a simple “pay more, get more” comparison. The Gtek 170R costs nearly double the Etha 2 and has a genuinely nicer low-rise aluminum feedneck — but the Etha 2 has something the Gtek doesn’t: PAL compatibility, a battery-free loader system. Which one “wins” depends on whether that functional advantage matters more to you than the Gtek’s refined construction.
What’s Shared
- Both driven by Planet Eclipse’s Gamma Core spool-valve drivetrain
- Both electronic, both require a 9V battery for the core electronics
- Both part of Planet Eclipse’s push to bring higher-end manufacturing down to more accessible price points
Key Differences
| Spec | Etha 2 | Gtek 170R |
|---|---|---|
| Price | Significantly lower — roughly $470-490 | Nearly double — roughly $860-900 |
| Feedneck | Plastic, taller profile | Aluminum, low-rise |
| Body construction | GRN composite outer, aluminum inner core | Full aluminum |
| Loader compatibility | PAL compatible (battery-free loader option) | Not PAL compatible |
| Available colors | Black, Black/Earth, HDE Earth (camo), HDE Urban (digi camo) | Varies by listing |
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Why PAL Compatibility Is a Real Functional Advantage, Not a Gimmick
PAL is Planet Eclipse’s battery-free loader system — it lets the Etha 2 run a force-fed loader without that loader needing its own battery. This is a genuine functional edge specifically because it removes one more battery dependency from your setup, not just a marketing checkbox. It’s also shared with the mechanical Emek 100 (see our Emek review), so if you’re building out a kit with PAL loaders already, that compatibility carries across multiple Planet Eclipse markers — except the Gtek 170R, which isn’t part of that ecosystem in available documentation.
Why the Gtek 170R’s Feedneck Still Matters
The low-rise aluminum feedneck is a genuinely well-regarded design improvement — it reduces the distance between your loader and the marker body, which affects both profile and handling. It’s a feature “not even offered in other high-end markers of Planet Eclipse from the past,” which is a meaningful claim about how much of a design step forward it represents. If handling and profile matter more to you than loader-system flexibility, this is where the Gtek earns its keep.

Hands-On Impressions
Real owner feedback on the Etha 2 specifically praises reliability and quietness. Independent reviews describe it as impressively quiet with zero chopped balls reported — strong, specific praise for a marker at this price point, not just “good value” hand-waving.
The price gap is the single biggest factor in this decision, and it’s not small. Nearly double the price is a significant jump for a marker that shares the same core drivetrain — the Gtek 170R needs to deliver real value through construction and feedneck design to justify that gap, and based on available evidence, it does deliver genuine (if specific) improvements rather than just branding.
Neither marker is the “budget pick” in an absolute sense. Even the Etha 2 sits above true entry-level pricing — this comparison is really about two different tiers of Planet Eclipse’s electronic lineup, not a premium-vs-budget matchup.
Buy X If… Buy Y If…
- Buy the Etha 2 if PAL compatibility matters to your loader setup, or if the price gap is the deciding factor.
- Buy the Gtek 170R if the low-rise aluminum feedneck and overall construction refinement matter more to you than PAL loader flexibility, and the price premium is within budget.
- Either way, both share the same Gamma Core reliability reputation — you’re not sacrificing core drivetrain quality by choosing the cheaper option.
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Mistakes to Avoid
- Assuming the Gtek 170R is a strict upgrade in every way. It isn’t — PAL compatibility is a real Etha 2 advantage the Gtek doesn’t share, per available documentation.
- Describing the Etha 2’s body as simply “plastic.” The feedneck is plastic; the body itself is GRN composite with an aluminum inner core — a more nuanced construction than “budget plastic marker.”
- Ignoring the price gap’s real-world size. Nearly double isn’t a marginal difference — weigh it seriously against what you actually need.
- Assuming PAL loaders work with every Planet Eclipse marker. It’s specifically an Etha 2/Emek 100 feature in available documentation, not universal across the lineup.
Frequently Asked Questions
Which is better, the Gtek 170R or the Etha 2?
It depends on priorities: the Etha 2 has PAL battery-free loader compatibility the Gtek doesn’t, while the Gtek 170R has a more refined low-rise aluminum feedneck and full-aluminum construction. Neither is a strict upgrade over the other.
What is PAL compatibility?
Planet Eclipse’s battery-free loader system, which lets compatible markers (including the Etha 2 and Emek 100) run a force-fed loader without that loader needing its own battery.
How much more does the Gtek 170R cost than the Etha 2?
Roughly double — Etha 2 pricing runs around $470-490, while Gtek 170R pricing runs around $860-900.
Is the Etha 2’s body plastic?
The feedneck is plastic, but the body itself uses GRN composite material with an aluminum inner core, not a fully plastic construction.
Do the Etha 2 and Gtek 170R share the same internals?
Both are powered by Planet Eclipse’s Gamma Core spool-valve drivetrain, though the Gtek 170R represents a further-refined implementation.
Verdict
This comparison genuinely cuts both ways: the Etha 2 wins on price and PAL loader compatibility, while the Gtek 170R wins on feedneck design and overall construction refinement. Don’t treat this as “spend more, get strictly more” — decide based on whether PAL compatibility or premium construction actually matters to how you play.
Related reading: Planet Eclipse Gtek 170R Review · Etha 2 Review · Planet Eclipse Emek Review · What Hopper Should I Buy?
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