| Pinball |  Gemini Model 418 | 1978 | Gottlieb & Co., D. Chicago, IL, USA |
| Pinball | Hit the Deck Model 411 | 1978 | Gottlieb & Co., D. Chicago, IL, USA |
| Pinball | Joker Poker Model 417 | 1978 | Gottlieb & Co., D. Chicago, IL, USA |
| Pinball | Neptune Model 416A | 1978 | Gottlieb & Co., D. Chicago, IL, USA |
| Pinball | Poseidon Model 416 | 1978 | Gottlieb & Co., D. Chicago, IL, USA |
| Pinball | Pyramid Model 410 | 1978 | Gottlieb & Co., D. Chicago, IL, USA |
| Pinball | Rock Star Model 432 | 1978 | Gottlieb & Co., D. Chicago, IL, USA |
| Pinball | Sinbad EM Model 412 | 1978 | Gottlieb & Co., D. Chicago, IL, USA |
| Pinball | Sinbad SS Model 412 | 1978 | Gottlieb & Co., D. Chicago, IL, USA |
| Pinball | Strange World Model 414 | 1978 | Gottlieb & Co., D. Chicago, IL, USA |
| Dedicated Console | Colorsport VIII Model CS 1818 | 1978 | Granada USA |
| Dedicated Console | 6000 Colour | 1978 | Grandstand |
| Arcade Video game | Ten Break Out | 1978 | Gray Electronic Italy |
| Arcade Video game | Blasto Model 819-0001 | 1978 | Gremlin Ind, Inc. San Diego, CA, USA |
| Arcade Video game | Frogs Model 821-0001 | 1978 | Gremlin Ind, Inc. San Diego, CA, USA |
| Arcade Video game |  Gee Bee | 1978 | Gremlin Ind, Inc. San Diego, CA, USA |
| Wall game | Tenpin | 1978 | Gremlin Ind, Inc. San Diego, CA, USA |
| Texas Instruments TI-57 soft. | Casino Blackjack | 1978 | Griffin, Robert |
| RCA COSMAC VIP cass. | Bridg-it | 1978 | Gross, Oliver |
| Hanimex MPT-02 cart. | Baseball Model MG-210 | 1978 | Hanimex |
| Hanimex MPT-02 cart. | Bingo Model MG-201 | 1978 | Hanimex |
| Hanimex MPT-02 cart. | Computer Quiz Model MG-209 | 1978 | Hanimex |
| Hanimex MPT-02 cart. | Concentration Match Model MG-202 | 1978 | Hanimex |
| Hanimex MPT-02 cart. | Fun with Numbers Model MG-208 | 1978 | Hanimex |
| Hanimex MPT-02 cart. | Grand Pack Model MG-200 | 1978 | Hanimex |
| Hanimex MPT-02 cart. | Gun Fight/Moon Ship Model MG-213 | 1978 | Hanimex |
| Hanimex MPT-02 cart. | Math Fun Model MG-204 | 1978 | Hanimex |
| Handheld game | Numbers Game | 1978 | Hanimex |
| Hanimex MPT-02 cart. | Pinball Model MG-205 | 1978 | Hanimex |
| Hanimex MPT-02 cart. | Spacewar Intercept Model MG-212 | 1978 | Hanimex |
| Hanimex MPT-02 cart. | Speedway/Tag Model MG-211 | 1978 | Hanimex |
| Hanimex MPT-02 cart. | Star Wars Model MG-203 | 1978 | Hanimex |
| Hanimex MPT-02 cart. | Tennis/Squash Model MG-207 | 1978 | Hanimex |
| Pinball | FJ | 1978 | Hankin & Co., A. Newcastle, Australia |
| Pinball | Orbit 1 | 1978 | Hankin & Co., A. Newcastle, Australia |
| CP/M 8in. disk | Sargon | 1978 | Hayden Book Co. |
| TRS-80 cass. | Sargon P | 1978 | Hayden Soft. |
| Heathkit H11 soft. | Game Set = 2 | 1978 | Heathkit |
| Heath/Zenith H8 soft. | Game Set = 2 | 1978 | Heathkit |
| Slot Machine | Hellomat Doppel Winner | 1978 | Hellomat Automaten |
