Antarctic vs BULK: Which Perps DEX Fits You? (2026)

Both platforms offer perpetual futures, but their emphasis differs. Antarctic runs on Arbitrum and presents itself as a self-custodial venue for trading BTC, ETH, meme coins and DeFi tokens. Its homepage advertises 0-gas trading, though the mechanics are not explained publicly. BULK runs on Solana and promotes a technical trading design: 20ms blocks, sub-20ms matching, portfolio margining and a risk engine that tracks market regimes. It also advertises up to 40x leverage. BULK’s deployer-owned markets and Builder Codes are notable if you are building products as well as trading. Its claimed 1M-plus actions per second is a project figure, not independently verified. Antarctic’s leverage limits are not published, so the two cannot be compared on maximum leverage. In short, Antarctic puts the focus on chain and market coverage; BULK puts it on execution design, margin features and builder access.

Neither platform publishes the information needed for a full fee comparison. Antarctic describes its fees as low and advertises 0-gas trading on Arbitrum, but it does not publish maker or taker rates, funding rules or liquidation penalties. The 0-gas claim concerns network gas, not necessarily the fees or funding costs of a perpetuals position. BULK does not publish trading fees, funding rates or liquidation costs, either. Its deposit and withdrawal transaction costs are also not stated. Before opening a position on either venue, check the trading interface and documentation for the exact charges that apply to your market and trade. Do not treat Antarctic’s 0-gas feature as proof that it is cheaper overall, or assume BULK’s faster execution makes it more cost-effective. Until rates and funding terms are clear, the better choice depends on the features and chain you want, not a confirmed fee advantage.

Neither project lists audits, and both are relatively new, so there is limited operating history to judge. Antarctic is described as self-custodial, which can reduce reliance on a central operator, but it does not remove smart-contract, oracle or liquidation risk. Public details about its team, bug bounty and insurance fund are not listed. BULK’s public details do not state its custody model or identify an audit report or bug bounty. Its homepage describes a custom consensus and risk engine, but those claims have not been independently verified; how its consensus relates to Solana is also unexplained. Leveraged perpetuals can cause rapid losses, including liquidation. BULK advertises up to 40x leverage, while Antarctic’s limits are not published. Treat both as high-risk venues, understand margin and liquidation terms before trading, and check that derivatives trading is allowed where you live.

Choose Antarctic if you want to trade perpetuals on Arbitrum and value its advertised range of major, meme and DeFi token markets. Its self-custodial design is a point in its favor, but its fee schedule, leverage limits and margin rules are not published, so you should be comfortable checking the interface for essential terms before committing funds. Choose BULK if portfolio margining, its claimed low-latency execution or its builder features matter more to you, and you are willing to assess a newer venue with unpublished fees and no listed audits. Its up-to-40x leverage claim is a risk feature, not a reason by itself to prefer the platform. For either choice, compare the actual terms for your intended market, consider chain costs, and only trade with funds you can afford to lose.