Sun and Moon vs Cosmic Eclipse ETB: Which to Buy (2026)
By Dexhaul Team · October 12, 2026 · 6 min read
Two boxes, one era, a price gap that tells its own story in 2026.
Buy the Sun and Moon base set ETB (SM1, released February 3, 2017) if you want the most affordable sealed entry into the first English GX chapter, complete with a version-exclusive full art GX promo not available in booster packs. Choose the Cosmic Eclipse ETB (SM12, released November 1, 2019) if you want the Alola era's finale: a 236-card set packed with Tag Team GX pulls and the deepest card pool of any Sun and Moon release.
At a glance
Both ETBs shipped with 8 booster packs, 65 card sleeves, 45 Energy cards, a foil promo card, a player's guide, a coin, and dice. The differences are in which promo you receive, how large the set is, and what the secondary market charges today. For other cross-era ETB comparisons, see the Chilling Reign vs Lost Origin ETB guide.
| Feature | Sun and Moon ETB (SM1) | Cosmic Eclipse ETB (SM12) |
|---|---|---|
| Set code | SM1 | SM12 |
| Release date | Feb 3, 2017 | Nov 1, 2019 |
| Position in era | First SM era set | Final SM era set |
| Numbered set size | 149 cards | 236 cards |
| Booster packs per ETB | 8 | 8 |
| ETB promo | Version-exclusive full art GX (Solgaleo or Lunala) | Full art Tag Team GX promo |
| ETB versions | Two (Solgaleo-GX and Lunala-GX) | One |
| Original MSRP | $39.99 | $39.99 |
| MSRP per pack | $5.00 | $5.00 |
| Observed price, Oct 2026 | $255–$280 | $2,000–$2,290 |
On this page 5 sections
Where the Sun and Moon ETB wins
Sun and Moon (SM1) launched February 3, 2017, as the set that introduced GX Pokémon cards to the English TCG for the first time. Every GX card printed in the Sun and Moon era traces back to this release.
The first English GX chapter
Before SM1, there were no GX cards in any English Pokémon TCG product. The Sun and Moon base set changed that, debuting Pokémon-GX as a new card type with higher HP, more powerful attacks, and a once-per-game GX move. Collecting a sealed SM1 ETB means owning the original container of that mechanic in English.
For collectors who prioritize historical firsts in their collection, no later SM-era set can fill this slot.
Version-exclusive promos not found in packs
The SM1 ETB came in two distinct versions: a Solgaleo-GX box and a Lunala-GX box, each with a full art GX promo card not found in regular booster packs. The sleeve design matched the box version.
Neither promo appeared in SM1 booster packs. The ETB is the only sealed print-run path to each in its original form. Collectors who want both promos need both boxes, which is a deliberate choice rather than an accidental split.
The more accessible secondary market price
SM1 ETBs are available from independent shops at $255–$280, observed October 2026. That is roughly one-eighth of the lowest available Cosmic Eclipse ETB listing at the same date. Both boxes launched at the same $39.99 MSRP.
At $255–$280, SM1 sits in a range that works for serious collectors and as a higher-end gift. At $2,000+, Cosmic Eclipse is a single-focus purchase for collectors who specifically want the SM era finale.
Where Cosmic Eclipse wins
Cosmic Eclipse (SM12) released November 1, 2019, as the last English Sun and Moon expansion. Its 236-card main set is 87 cards larger than SM1's 149, making it the biggest single release of the SM era.
A larger set with more to pull per pack
More distinct card slots spread across 8 booster packs means a wider range of outcomes per box. SM1's 149-card set concentrates its rarity tiers into a smaller pool. CE's 236-card pool gives more cards their own probability slot, which translates into greater variety per opening.
This also makes CE the richer set for extended collection builds, since there are more unique cards to complete across its full rarity spectrum.
Tag Team GX density and the ADP factor
Tag Team GX cards, introduced in SM9 Unbroken Bonds (March 2019), pair two Pokémon on a single card at 300 HP or higher. Cosmic Eclipse contains more Tag Team GX entries than any other single SM-era set. Among them is Arceus & Dialga & Palkia GX, the only three-Pokémon Tag Team card in the Sun and Moon era and one of the most recognized competitive cards of the 2020 TCG season.
For collectors targeting high-rarity Tag Team GX pulls, a CE box offers more targets than several SM1 boxes combined. See the Cosmic Eclipse SM12 Tag Team GX guide for the full card roster.
The closing chapter of the Alola era
Cosmic Eclipse closed out a three-year chapter. Its card roster brought together Alola's legendary and mythical Pokémon in pairings that reflected the end of the region's story arc: Solgaleo and Lunala appear together as a Tag Team, completing a narrative thread that started with the SM1 promo cards.
For collectors who want the bookend of an era as a sealed product, CE is the only option. There is no later set that fills that role.
The deciding question
The most useful frame: are you collecting the opening or the closing of the Alola story?
SM1 is the chapter opener. It introduced GX cards in February 2017, it comes in two versions with distinct promos you cannot find in packs, and it sits at a price point that makes it a serious but reachable purchase for most collectors. At $255–$280 it also works as a high-end gift for a Pokémon fan, making it the more gift-accessible of the two boxes.
CE is the chapter closer. It has the era's largest card pool, the most Tag Team GX entries of any SM set, and a secondary market price ($2,000–$2,290) that reflects both the set's size and the demand for its highest-rarity pulls. This is a deliberate collector's purchase, not a casual one.
A lower-commitment route into Cosmic Eclipse exists. Individual CE booster packs are available from independent shops at $77–$180 per pack (observed October 2026), letting you experience the set's pulls without the full box outlay.
For the standard ETB format itself, the Pokémon Center ETB vs Standard ETB guide explains the differences between retail and Pokémon Center exclusive boxes across multiple eras, which is useful context if you are considering the broader sealed ETB market.
FAQ
Which is the bigger set, Sun and Moon or Cosmic Eclipse?
Cosmic Eclipse (SM12, November 2019) has 236 numbered cards. Sun and Moon base set (SM1, February 2017) has 149. The larger CE pool is one factor driving its higher secondary-market price.
Does the Sun and Moon ETB come in two versions?
Yes. There is a Solgaleo-GX version and a Lunala-GX version, each with different sleeves and a different version-exclusive full art GX promo card. Neither promo appears in regular SM1 booster packs.
What makes Arceus and Dialga and Palkia GX notable in Cosmic Eclipse?
Arceus & Dialga & Palkia GX is the only three-Pokémon Tag Team card printed in the Sun and Moon era. It was also one of the most effective cards in the 2020 competitive TCG season, which contributes to the continued demand for Cosmic Eclipse sealed products.
Are individual Cosmic Eclipse booster packs an alternative to the ETB?
Yes. CE packs are available from independent shops at $77–$180 each (observed October 2026), letting you pull from the set without the $2,000+ ETB commitment.
Individual packs carry no guaranteed pulls. Factor the per-pack cost against pull probability before purchasing.
Is the Sun and Moon ETB a good gift for a Pokémon collector?
At $255–$280, it suits a serious collector who specifically wants sealed SM-era product. For a broader range of ETB options at different price points, browse the Elite Trainer Box collection at DexHaul.
Browse Sun and Moon and Cosmic Eclipse ETBs from independent shops at DexHaul's Elite Trainer Box collection, where you can compare listings from dozens of sellers in one place.
Catch 'em all
Sun and Moon and Cosmic Eclipse ETBs from independent shops, updated live.